Yasumasa Tojo

J-GLOBAL         Last updated: Jan 30, 2019 at 12:22
 
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Name
Yasumasa Tojo
Affiliation
Hokkaido University

Research Interests

 
 

Research Areas

 
 

Published Papers

 
Kotte Hewa Praween Madusanka, Toshihiko Matsuto, Yasumasa Tojo
Journal of Material Cycles and Waste Management      2018   [Refereed]
Study on the Drying Process of the Solid Waste in Landfill under Arid Climate
Kanta Okamoto, Yasumasa Tojo, Takayuki Matsuo
Journal of Japan Society of Civil Engineers, Ser. G (Environmental Research)   74(7) 305-316   2018   [Refereed]
Questionnaire and onsite survey on municipal solid waste composting in Sri Lanka
K. H. Praween Madusanka, T. Matsuto, Y. Tojo, I-H Hwang
Journal of Material Cycles and Waste Management   19(2) 804-814   2017   [Refereed]
Speciation and removal of mercury in flue gas discharged from waste incineration
In-Hee Hwang, Hiroshi Minoya, Takayuki Matsuo, Toshihiko Matsuto, Yasumasa Tojo
Environmental Technology   37(21) 2723-2730   2016   [Refereed]
Municipal solid waste management in Tehran: Changes during the last 5 years
Tahereh Malmir and Yasumasa Tojo
Waste Management & Research   34(5) 449-456   2016   [Refereed]
Influence of weathering of bottom ash on the leaching behavior of cesium
Y. TOJO, S. IWAMOTO, M. ISHII, T. MATSUTO AND T. MATSUO
International Journal of GEOMATE   12(32) 43-49   2016   [Refereed]
Effectiveness of the vertical gas ventilation pipes installed after the landfill closure for promoting waste stabilization in post-closure phase
Yasumasa Tojo, Natsuki Kishizawa, Toshihiko Matsuto, Takayuki Matsuo
Jurnal Rekayasa Kimia dan Lingkungan   10(3) 116-258   2015   [Refereed][Invited]
Prediction of Long-term Leachate Generation in a Municipal Solid Waste Landfill in an Arid Climate
Tahereh MALMIR, Hiroshi NOMURA and Yasumasa TOJO
Journal of Japan Society of Civil Engineers, Ser. G (Environmental Research)   71(7) 247-258   2015   [Refereed]
Yuka Watanabe, Amirhomayoun Saffarzadeh, Yasumasa Tojo, Takayuki Shimaoka
Spring-8/SACLA Research Report   2(1) 89-93   2014   [Refereed]
Yutaka DOTE, Tomoo SEKITO, Ryo MOROOKA, Takayuki SHIMAOKA, Yasumasa TOJO, Hideki YOSHIDA, Takashi KAWANO
Journal of Japan Society of Civil Engineers, Ser. G (Environmental Research)   70(7) 217-223   2014   [Refereed]
Strategy for separation and treatment of disaster waste: a manual for earthquake and tsunami disaster waste management in Japan
Misuzu Asari, Shin-ichi Sakai, Toshiaki Yoshioka, Yasumasa Tojo, Tomohiro Tasaki, Hidetaka Takigami, Kohei Watanabe
Journal of Material Cycles and Waste Management   15(3) 290-299   2013   [Refereed]
佐々木秀幸, 颯田尚哉, 東條安匡, 鈴木拓也
廃棄物資源循環学会誌   23(1) 40-46   Jan 2012
Masahiro SATO, Yasumasa TOJO, Takayuki MATSUO and Toshihiko MATSUTO
Environmental Engineering Research, JSCE   48 III.553-III.563   Nov 2011   [Refereed]
Kim HJ, Matsuto T, Tojo Y
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA   29(6) 612-621   Jun 2011   [Refereed]
Tojo Y, Sato M, Matsuo T, Matsuto T
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA   29(1) 41-49   Jan 2011   [Refereed]
Investigation of Polycyclic Aromatic Hydrocarbons (PAHs) Content in Bottom Ashes from some Japanese Waste Incinerators and Simple Estimation of their Fate in Landfill
Masahiro Sato, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
Sustainable Environment Research   21(4) 219-227   2011   [Refereed]
Kim HJ, Yoshida H, Matsuto T, Tojo Y, Matsuo T
Waste management (New York, N.Y.)   30(3) 465-472   Mar 2010   [Refereed]
Gypsum and organic matter distribution in a mixed construction and demolition waste sorting process and their possible removal from outputs
A. Montero, Y. Tojo, T. Matsuo, T. Matsuto, M. Yamada, H. Asakura, Y. Ono
Journal of Hazardous Materials   175(1-3) 747-753   2010   [Refereed]
TOJO Yasumasa
Material cycles and waste management research   20(6) 278-282   Nov 2009   [Refereed]
KAKUTA Yoshitada, MACHIDA Takao, MATSUTO Toshihiko, TOJO Yasumasa, MATSUO Takayuki
Journal of the Japan Society of Material Cycles and Waste Management   20(1) 39-51   Jan 2009   [Refereed]
Heat generation caused by moisture adsorption was investigated experimentally and the possibility of spontaneous combustion was evaluated through numerical simulation of the storage of large quantities of waste fuels such as wood chips and RDF. Th...
Investigation of Material Separation of Mixed Construction and Demolition Waste by Sorting Process
Alonso Montero, Yasumasa TOJO, Takayuki MATSUO, Toshihiko MATSUTO, Masato YAMADA, Hiroshi ASAKURA, and Yusaku ONO
Environmental Engineering Research, JSCE   45 271-278   2008   [Refereed]
Kim SY, Tojo Y, Matsuto T
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA   25(6) 524-537   Dec 2007   [Refereed]
OKADA Takashi, MATSUTO Toshihiko, TOJO Yasumasa
Journal of the Japan Society of Waste Management Experts   18(6) 357-366   Nov 2007   [Refereed]
Fly ash generated from MSW ash-melting and gasification-melting plants, known as Melting Furnace Fly Ash (MFA), is a valuable resource due to the high content of Lead and Zinc in MFA. This study aimed to find the optimal solvent washing method to ...
MATSUTO Toshihiko, NAKAJIMA Shohei, TOJO Yasumasa, KAKUTA Yoshitada, MATSUO Takayuki
Journal of the Japan Society of Waste Management Experts   18(2) 126-136   Mar 2007   [Refereed]
Shredder residues derived from ELV (End of Life Vehicles), home electrical appliances, automatic vending machines, and other products were characterized in terms of composition, heating value, and other parameters. Samples were collected from seve...
OKADA Takashi, MATSUTO Toshihiko, TOJO Yasumasa
Journal of the Japan Society of Waste Management Experts   18(1) 8-19   Jan 2007   [Refereed]
Fly ash generated from MSW ash-melting and gasification-melting plants, known as Melting Furnace Fly Ash (MFA), is a valuable resource due to its high content of Pb (Lead) and Zn (Zinc) in MFA. In order to recover metals from MFA, pre-treatment fo...
HANADA Shigehisa, MATSUTO Toshihiko, TOJO Yasumasa
Doboku Gakkai Ronbunshuu G   62(4) 377-390   Jan 2007   [Refereed]
A study on hierarchical framing and standardization of leaching tests for waste utilization in Japan
H. Sakanakura, M. Osako, K. Miyawaki, S. Sakita, Y. Tojo, H. Sakamoto, K. Endo, T. Tanosaki, A. Kida and S. Sakai
SARDINIA 2007 11th International Waste Management and Landfill Symposium      2007
Assessment of biodegradability of waste in old landfill
Yasumasa Tojo, Suthatip Pueboobpaphan, Toshihiko Matsuo, Takayuki Matsuto and Yoshitada Kakuta
SARDINIA 2007 11th International Waste Management and Landfill Symposium      2007
Recovery of zinc and lead from fly ash from ash-melting and gasification-melting processes of MSW - Comparison and applicability of chemical leaching methods
T. Okada, Y. Tojo, N. Tanaka and T. Matsuto
Waste Management   27(1) 69-80   2007   [Refereed]
Characteristics of residual carbon and de novo synthesis of PCDD/Fs in MSWI fly ash
Yoshitada Kakuta, Toshihiko Matsuto, Yasumasa Tojo, Hiroki Tomikawa
Chemoshere   68 880-886   2007   [Refereed]
Kallel A, Tanaka N, Tojo Y, Matsuto T, Hanada S
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA   24(3) 242-249   Jun 2006   [Refereed]
HANADA Shigehisa, TOJO Yasumasa, MATSUTO Toshihiko
Journal of Japan Society of Civil Engineers G   62(1) 171-182   Apr 2006   [Refereed]
Requisite condition of F/M ratio and volumetric load for avoiding VFA accumulation on dry thermophilic anaerobic digestion
Yasumasa Tojo, Toshihiko Matsuto, Yoshitada Kakuta and Takayuki Matsuto
VENICE 2006 Biomass and Waste to Energy Symposium      2006
Kim SY, Tanaka N, Matsuto T, Tojo Y
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA   23(3) 220-229   Jun 2005   [Refereed]
TOJO Yasumasa, TANAKA Nobutoshi, MATSUTO Toshihiko, KAKUTA Yoshitada, MATSUO Takayuki
Journal of the Japan Society of Waste Management Experts   16(2) 130-140   Mar 2005   [Refereed]
NUMERICAL MODELING OF LONG-TERM BEHAVIOR OF WASTE IN LANDFILL
Yasumasa Tojo, Nobutoshi Tanaka, Toshihiko Matsuto, and Masahiro Osako
The International Conference on Environmental Science and Technology      2005
Past Present, and future of MSW landfills in Japan
Nobutoshi Tanaka, Yasumasa Tojo, and Toshihiko Matsuto
Journal of Material Cycles and Waste Management   7(2) 104-111   2005   [Refereed]
Optimum washing condition for condensing heavy metals in melting furnace fly ash
Yasumasa Tojo, Takashi Okada, Nobutoshi Tanaka, Toshihiko Matsuto, Yoshitada Kakuta and Takayuki Matsuo
SARDINIA 2005 Tenth International Waste Management and Landfill Symposium      2005
Risk assessments of MSW landfill under various options for design operation and maintenance
Shigehisa Hanada, Yasumasa Tojo, Toshihiko Matsuto and Nobutoshi Tanaka
SARDINIA 2005 Tenth International Waste Management and Landfill Symposium      2005
Influence of clogging on transmissivity of geosynthetic drainage material adopted for landfill leachate collection system
Yasumasa Tojo, Nobutoshi Tanaka, Toshihiko Matsuto, Takayuki Matsuo
Environmental engineering research, JSCE   42 219-230   2005   [Refereed]
MATSUTO Toshihiko, TANAKA Nobutoshi, KAKUTA Yoshitada, TOJO Yasumasa, MATSUO Takayuki
Journal of the Japan Society of Waste Management Experts   15(5) 408-417   Sep 2004   [Refereed]
Residential waste was carbonized as a means of fuel production, metal recovery, and pretreatment for landfill. Tested materials were combustible waste, incombustible waste and bulky waste, which were collected from a residential area and a shreddi...
TOJO Yasumasa, TANAKA Nobutoshi, MATSUTO Toshihiko, MATSUO Takayuki
Doboku Gakkai Ronbunshu   (727) 113-118   Feb 2003   [Refereed]
TOJO Yasumasa, TANAKA Nobutoshi, MATSUTO Toshihiko, MATSUO Takayuki
Doboku Gakkai Ronbunshu   (720) 77-88   Nov 2002   [Refereed]
MATSUTO Toshihiko, TOJO Yasumasa, MATSUO Takayuki, TANAKA Nobutoshi
Journal of the Japan Society of Waste Management Experts   13(4) 175-183   Jul 2002   [Refereed]
Since most dioxins produced by the incineration process are deposited in incineration residues, MSW landfill can be a possible dioxin source to the environment through the dispersion of residues. In this study, the possibility of residue dispersio...
Active control of leachate movement using landfill structure -numerical study-
Yasumasa Tojo, Nobutoshi TANAKA, Toshihiko MATSUTO, and Takayuki MATSUO
Proceedings of APLAS   301-308   2002
Control of water movement by using lateral flow at waste and cover boundary
Yasumasa Tojo, Nobutoshi Tanaka, Toshihiko Matsuto, and Takayuki Matsuo
Environmental engineering research, JSCE   39 413-422   2002   [Refereed]
TOJO Yasumasa, TANAKA Nobutoshi, MATSUTO Toshihiko, MATSUO Takayuki
Doboku Gakkai Ronbunshu   VII-21(692) 53-62   Nov 2001   [Refereed]
An Application of Capillary barrier as a leachate drainage system at bottom of landfill -Numerical Analysis-
Yasumasa Tojo, Nobutoshi TANAKA, and Toshihiko MATSUTO
Journal of Japan Society of Civil Engineers   VII-21(692) 41-52   Nov 2001   [Refereed]
Unsaturated Hydraulic Characteristic of Various Residues from Intermediate Waste Treatment Process
Yasumasa Tojo, Nobutoshi TANAKA, Toshihiko MATSUTO and Takayuki MATSUO
Proceedings of SARDINIA 2001 Eighth International Waste Management and Landfill Symposium   III 473-480   2001
Investigation of surface runoff and its removal on landfill cover
Yasumasa Tojo, Nobutoshi TANAKA, Toshihiko MATSUTO and Takayuki MATSUO
Environmental engineering research, JSCE   37 423-433   2000   [Refereed]
TOJO Yasumasa, MATSUTO Toshihiko, MATSUO Takayuki, SAKANAKURA Hirofumi, TANAKA Nobutoshi
Journal of the Japan Society of Waste Management Experts   10(6) 311-320   Nov 1999   [Refereed]
Heavy metal concentrations in the soil surrounding two MSW landfill sites were investigated. At Site-A, the proportion of incineration ash disposed of is high, whereas it is low at Site-B. Incineration ash contains various kinds of metallic elemen...
In situ intake rate measurement for determining hydraulic conductivity of solid waste layers
東條安匡,田中信寿,松藤敏彦,松尾孝之
Environmental engineering research, JSCE   35 11-19   1997   [Refereed]
KIM Youngkyu, MATSUTO Toshihiko, TOJO Yasumasa, TANAKA Nobutoshi
Journal of the Japan Society of Waste Management Experts   6(4) 129-138   Jul 1995   [Refereed]
In a semi-aerobic landfill where the inlet and outlet of a leachate collection pipe are opened to the atmosphere, when there are any driving forces, atmospheric air flows easily into the pipe. Therefore it will be expected that oxygen can penetrat...
The behavior of pure TRICHLOROETYLENE liquid in water unsaturated / saturated porous media -A experimental study-
Kazuei ISHII, Nobutoshi TANAKA, Toshihiko MATSUTO, and Yasumasa Tojo
Environmental engineering research, JSCE   32 387-396   1995   [Refereed]

Misc

 
Introduction on the guideline of the landfill environmental auditing
Yasumasa Tojo
National Seminar at Tehran Waste Management Organization      Oct 2018
Influencing factor on acid gas removal and flow characteristics of slaked lime in onsite production process
In-Hee Hwang, Yutaro Sakai, Takayuki Matsuo, Yasumasa Tojo, Toshihiko Matsuto
22nd Korea-Japan Joint International Session, The 2018 Spring Conference of the Korea Society of Waste Management      May 2018
Investigation of the effect of Electrocoagulation operational parameters on the leachability of arsenic in sludge
Wani Lukak, Yasumasa Tojo
22nd Korea-Japan Joint International Session, The 2018 Spring Conference of the Korea Society of Waste Management      May 2018
Estimation of sorting efficiency and material flow in combined type anaerobic digestion facility
Naruhiro Tsuboi, Toshihiko Matsuto, Takayuki Matsuo, Yasumasa Tojo, In-Hee Hwang
22nd Korea-Japan Joint International Session, The 2018 Spring Conference of the Korea Society of Waste Management      May 2018
Current issues of the landfills in Palestine and how can we solve them
Yasumasa TOJO
Opening Seminar of "SOLID WASTE MANAGEMENT SEMINAR FOR FUTURE ENGINEERS"      Mar 2018
Urgent needs for reduction of waste being disposed of into the landfill- otherwise, the same situation continues-
Yasumasa TOJO
Final Seminar of "The Project for Technical Assistance in Solid Waste Management in Palestine (Stage I)      Mar 2018
Study of domestic scale anaerobic digestion practices in Sri Lanka
Praween Madusanka,東條安匡,松藤敏彦
平成29年度廃棄物資源循環学会春の研究発表会      Jun 2017
Future Research Needs for MBT in Asia Based on Literature Review Survey
Eliza Canabal,松藤敏彦,東條安匡,黄 仁姫
平成29年度廃棄物資源循環学会春の研究発表会      Jun 2017
Evaluation of operational characteristics of vertical type incinerator
Kohei Yamanaka, In-Hee Hwang, Takayuki Matsuo, Yasumasa Tojo, Toshihiko Matsuto, Yuji Yamada, Ryoji Sameshima
21th Korea-Japan Joint International Session, The 2017 Spring Conference of the Korea Society of Waste Management      May 2017
Experimental study on reaction of slaked lime and hydrogen chloride in dry scrubbing of flue gas generated from waste incinerator
In-Hee Hwang, Wataru Sudo, Takayuki Matsuo, Yasumasa Tojo, Toshihiko Matsuto
21th Korea-Japan Joint International Session, The 2017 Spring Conference of the Korea Society of Waste Management      May 2017
Production of high-performance slaked lime for waste incineration flue gas treatment
Yuto Futagami, In-Hee Hwang, Takayuki Matsuo, Yasumasa Tojo, Toshihiko Matsuto
21th Korea-Japan Joint International Session, The 2017 Spring Conference of the Korea Society of Waste Management      May 2017
Study on the accumulation mechanism of cesium into incineration ash of sewage sludge and its application to the decontamination waste
Michiyo Kobori, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
21th Korea-Japan Joint International Session, The 2017 Spring Conference of the Korea Society of Waste Management      May 2017
Study on the feasible treatment process for highly concentrated landfill leachate generated in arid region
Taira Ikeda, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
21th Korea-Japan Joint International Session, The 2017 Spring Conference of the Korea Society of Waste Management      May 2017
Future Research Needs for MBT in Asia Based on Literature Review Survey
Eliza CANABAL, Yasumasa TOJO, In-Hee HWANG, Toshihiko MATSUTO
IWWG-ARB Symposium      Apr 2017
What is the appropriate strategy of landfill management in arid climate?
Yasumasa Tojo, Takayuki Matsuo, Hirotaka Momose, Toshihiko Matsuto
The 9th Intercontinental Landfill Research Symposium      Jun 2016
Effect of leachate recirculation into incineration ash layer for lowering manganese concentration in leachate pond in sea landfill
Chieko Abe, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
20th Korea-Japan Joint International Session, The 2016 Spring Conference of the Korea Society of Waste Management      May 2016
Reduction measures of odor generated from leachate treatment by evaporation in arid region
Yurika Itoga, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
20th Korea-Japan Joint International Session, The 2016 Spring Conference of the Korea Society of Waste Management      May 2016
Review on the various Remediation Projects on Dumpsites in Developing Countries
Harrison Odhiambo, Yasumasa Tojo, Toshihiko Matsuto
20th Korea-Japan Joint International Session, The 2016 Spring Conference of the Korea Society of Waste Management      May 2016
Simulation on the drying process of the waste in landfill under arid climate
Kanta Okamoto, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
20th Korea-Japan Joint International Session, The 2016 Spring Conference of the Korea Society of Waste Management      May 2016
Capturing Mechanism Of Cesium In Incineration Bottom Ash And Its Long-term Stability
Yasumasa TOJO, Mikako ISHII, Saori IWAMOTO, Toshihiko MATSUTO, Takayuki MATSUO, Takayuki SHIMAOKA
3rd International Conference on Final Sinks Conference Book   69-70   Aug 2015
Municipal solid waste management in Tehran: the changes during the last five years
T. Malmir and Y. Tojo
2nd International Conference on Waste Management and Environment (ICWME)      Aug 2015
Basic Study On Wood Waste Degradation By White Rot Fungi And Synthesis Of Humic Substance
Yasumasa Tojo, Takayuki Matsuo and Toshihiko Matsuto
The 6th China-Japan Joint Conference on Material Recycling and Solid Waste Management   148-151   Aug 2015
Study on the accumulation mechanism of cesium in the amorphous phase around mineral particle in incineration bottom ash
Sakura Sakamoto, Yasumasa Tojo, Toshihiko Matsuto, Takayuki Matsuo
2nd 3R International Scientific Conference      May 2015
Experimental study on the biodegradation process of organic waste in landfill under arid climate
Hirotaka Momose, Tahereh Malmir, Kazuki Tamura, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
2nd 3R International Scientific Conference      May 2015
Prediction of leachate formation under arid climate by using water balance Model
Tahereh Malmir, Hiroshi Nomura, Yasumasa Tojo, Toshihiko Matsuto, Takayuki Matsuo
2nd 3R International Scientific Conference      May 2015
Influence of landfilling works on the stabilization of inorganic waste residue in landfill
Yasumasa TOJO, Kazuki TAMURA, Toshihiko MATSUTO, Takayuki MATSUO, Yugo ISOBE, Masatoshi TSUBAKI
2nd symposium of Asian Regional Branch of International Waste Working Group (IWWG-ARB)      Apr 2015
Leaching behavior of Cesium contained in incineration bottom ash and its long-term stability
Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto, Takayuki Shimaoka
8th Intercontinental Landfill Research Symposium      Oct 2014
Potential of Hydrogen Sulfide Formation from Fine Residue Generated from Mixed C&D Waste Sorting Process on Its Utilization
Yasumasa Tojo, Yasuaki Ando, Takayuki Matsuo, Toshihiko Matsuto
Proceedings of the 5th China-Japan Joint Conference for the Community Formation on Material Recycling and Waste Management   105-108   Jul 2014
Influence of landfilling works on the stabilization of inorganic waste residue in landfill
Kazuki Tamura, Yasumasa Tojo, Takayuki Matsuo, In-Hee Hwang, Toshihiko Matsuto
18th Korea-Japan Joint International Session, The 2014 Spring Conference of the Korea Society of Waste Management      May 2014
Leaching behavior of cesium contained in incineration bottom ash
Yasumasa Tojo, Ryo Kinoshita, Takayuki Matsuo, Toshihiko Matsuto
Annual Conference on Civil Engineering and Engineering      Mar 2014
Study on the influence of solidification of MSWI bottom ash on the emission of easily mobile elements
Yasumasa Tojo, Mikako Ishii, Toshihiko Matsuto, Takayuki Matsuo
2nd International Conference on Final Sinks      May 2013
Study on chemical form and leaching behavior of cesium contained in incineration bottom ash
Ryo Kinoshita, Yasumasa Tojo, Takayuki Matsuo, In-Hee Hwang, Toshihiko Matsuto
17th Korea-Japan Joint International Session, The 2013 Spring Conference of the Korea Society of Waste Management      May 2013
Questionnaire survey on operation and maintenance of semi-aerobic landfill in Japan
Xin Zhang, Toshihiko Matsuto, Toshihiko Matsuto, Takayuki Matsuo, Yasumasa Tojo
17th Korea-Japan Joint International Session, The 2013 Spring Conference of the Korea Society of Waste Management      May 2013
Influence of bottom ash solidification on leaching behavior of heavy metals
Hiroshi Nomura, Yasumasa Tojo, Takayuki Matsuo, In-Hee Hwang, Toshihiko Matsuto
17th Korea-Japan Joint International Session, The 2013 Spring Conference of the Korea Society of Waste Management      May 2013
Dechlorination of organochlorine compound in flue gas from municipal solid waste incinerator using metal compound added activated clay
In-Hee Hwang, Atsushi Kanamori, Shigetoshi Takahashi, Takayuki Matsuo1, Yasumasa Tojo, Toshihiko Matsuto, Masaharu Ohue, Yoshitada Kakuta
17th Korea-Japan Joint International Session, The 2013 Spring Conference of the Korea Society of Waste Management      May 2013
Assessment of aerobic condition in a roofed landfill with semi-aerobic structure
Xin Zhang, Toshihiko Matsuto, Takayuki Matsuo, Yasumasa Tojo
The 12th Expert Meeting on Solid Waste Management in Asia and Pacific Islands (SWAPI)   181-184   Feb 2013
Dechlorination of mono-chlorobenzene in flue gas of municipal solid waste incinerator using activated clay
Shigetoshi Takahashi, In-Hee Hwang, Takayuki Matsuo, Toshihiko Matsuto, Yasumasa Tojo
The 12th Expert Meeting on Solid Waste Management in Asia and Pacific Islands (SWAPI)   103-106   Feb 2013
Feasibility of hydrothermal treatment for recovery of liquid fertilizer from scallop entrails
In-Hee Hwang, Hiroya Aoyama, Takayuki Matsuo, Toshihiko Matsuto, Yasumasa Tojo
Proc. f the 23rd Annual Conference of Japan Society of Material Cycles and Waste Management   619-620   Oct 2012
Verification by Coupled Simulation on the Effect of Vertical Gas Ventilation Pipes Installed for Promoting Waste Stabilization
Yasumasa Tojo, Natsuki Kishizawa, Toshihiko Matsuto, Takayuki Matsuo
Proceeding of the Seminar and Workshop on Landfill Operation & Management in Tropical Country   60-69   Aug 2012
Investigation on the solidification process of MSW bottom ash and their effect on the washout
Mikako Ishii, Yasumasa Tojo, Takayuki Matsuo, Hwang In-Hee, Toshihiko Matsuto
16th Korea-Japan Joint International Session, The 2012 Spring Conference of the Korea Society of Waste Management      May 2012
Prediction on the long-term fate of polycyclic aromatic hydrocarbons in the landfill brought by municipal solid waste incineration residue
Masahiro Sato, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
16th Korea-Japan Joint International Session, The 2012 Spring Conference of the Korea Society of Waste Management      May 2012
Aerobic biodegradation of polycyclic aromatic hydrocarbons in landfill
Kenta Hasegawa, Yasumasa Tojo, Toshihiko Matsuto, Takayuki Matsuo, Hwang In-Hee
16th Korea-Japan Joint International Session, The 2012 Spring Conference of the Korea Society of Waste Management      May 2012
高橋滋敏, 黄仁姫, 松尾孝之, 松藤敏彦, 東條安匡
廃棄物資源循環学会研究発表会(CD-ROM)   23rd ROMBUNNO.C2-3   2012
Resource Recovery from Mixed Construction and Demolition Waste
Yasumasa Tojo
The 3rd China-Japan Joint Conference for the community formation on material recycling and waste management      Aug 2011
Sorption characteristics of PAHs on the dissolved organic carbon derived from waste
Saori Iwamoto, Yasumasa Tojo, Masahiro Sato, Toshihiko Matsuto, Takayuki Matsuo
15th Korea-Japan Joint International Session, The 2011 Spring Conference of the Korea Society of Waste Management      May 2011
Leaching Characteristics of Organic Compounds from Mixed C&D Waste Residue
Alonso Montero, Yasumasa Tojo, Matsuo Takayuki, Matsuto Toshihiko, Masato Yamada
Proc. Of the 21st Annual Conference of Japan Society of Material Cycles and Waste Management   669-670   Nov 2010
Comparison of leaching characteristics of sulfate and TOC from mixed C&D waste residue, agricultural fertilizers and soil conditioners
A. Montero, Y. Tojo, T. Matsuo, T. Matsuto and M. Yamada
Proceedings of the Second International Conference on Waste Engineering and Management      Oct 2010
Monitoring of leachate quality stored in gas ventilation pipes for evaluating the degree of landfill stabilization
Y. Tojo, M. Sato, T. Matsuo and T. Matsuto
1st International Conference on Final Sinks      Sep 2010
Monitoring of leachate quality stored in gas ventilation pipes for evaluating the degree of landfill stabilization
Yasumasa Tojo
Proceedings of 2nd China‐Japan Joint Conference for the community formation on material recycling and waste management      Sep 2010
INANO HIROYUKI, ITABASHI KOJI, AKAZAWA TOSHIYUKI, HORIKAWA HIROYOSHI, TOMITA KEIICHI, OKADA TAKASHI, TOJO YASUMASA
北海道立総合研究機構工業試験場報告   (309) 45-51   Aug 2010
Investigation of PAHs concentration in several incineration residues and simple estimation of their fate in landfill
Masahiro Sato, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
Proceedings of the 6th Intercontinental Landfill Research Symposium   129-130   Jun 2010
Comparison of Leaching Characteristics of Sulfate and TOC from Mixed C&D Waste Residue, Agricultural Fertilizers and Soil Conditioners
Alonso Montero, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto, Masato Yamada
Proceedings of the 6th Intercontinental Landfill Research Symposium   184-185   Jun 2010
Efficiency of resource recovery in mixed construction and demolition waste sorting process
Yasuaki Ando, Yasumasa Tojo, Tosihiko Mastuto, Takayuki Matuo
Proceedings of the 14th Korea-Japan Joint International Session in the 2010 Spring Conference of the Korea Society of Waste Management   119-121   May 2010
Experimental Study on the Effect of Forced Aeration on Carbon Fate in Landfill
Natsuki Kishizawa, Yasumasa Tojo, Toshihiko Matsuto
Proceedings of the 14th Korea-Japan Joint International Sessionin the 2010 Spring Conference of the Korea Society of Waste Management   174-176   May 2010
Landfill Management-2, Post-closure Care and its Completion
Yasumasa TOJO
China-Japan Joint Conference for the Community Formation on Material Recycling and Solid Waste Management   2-2-1-2-2-16   Dec 2009
Comparison of leaching characteristics of sulfate and TOC from shredded residue of mixed C&D waste and some recycled materials
Jose Alonso Montero Alfaro, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto, Masato Yamada
Proceedings of the 20th Annual Conference of Japan Society of Material Cycles and Waste Management   587-588   Sep 2009
Study on the long-term carbon balance in an industrial solid waste landfill
Hee Jong Kim, Toshihiko Matsuto, and Yasumasa Tojo
Proc. Of the 20th Annual Conference of Japan Society of Material Cycles and Waste Management   612-613   Sep 2009
Investigation on material separation of mixed construction and demolition waste by sorting process
A. Montero, Y. Tojo, T. Matsuo, T. Matsuto, M. Yamada, H. Asakura and Y. Ono
Proceedings of the Second International Conference on Environmental Management, Engineering, Planning and Economics (CEMEPE 09)      2009
Gypsum distribution in a mixed construction and demolition waste sorting process and its composition in residue
A. Montero, Y. Tojo, T. Matsuo, T. Matsuto, M. Yamada, H. Asakura and Y. Ono
Proceedings of Twelfth International Waste Management and Landfill Symposium      2009
Gypsum distribution in mixed C&D waste sorting process and its state of existence in residue
Alonso Montero, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto, Hiroshi Asakura, Masato Yamada, Yusaku Ono
Proceedings of the 19th Annual Conference of THe Japan Society of Waste Management Experts      Nov 2008
Material Flow Analysis of Mixed C&D Waste Treatment Facility for Indentifying the Factor Affecting Residue Quality
Jose Alfaro Montero, Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto, Masato Yamada and Yusaku Ono
Proceedings of APLAS Sapporo 2008, The 5th Asian-Pacific Landfill Symposium      Oct 2008
Characterization of Melting Fly Ash from MSW by X-ray Photoelectron Spectroscopy
Hiroyuki Inano, Kohji Itabashi, Takashi Okada and Yasumasa Tojo
Proceedings of APLAS Sapporo 2008, The 5th Asian-Pacific Landfill Symposium      Oct 2008
External Factors Affecting Leaching Characteristics of Heavy Metals from Recycled Material Produced for Construction Use
Yasumasa Tojo, Shinya Mizubayashi, Takayuki Matsuo, Hirofumi Sakanakura, Masahiro Osako and Toshihiko Matsuto
Proceedings of APLAS Sapporo 2008, The 5th Asian-Pacific Landfill Symposium      Oct 2008
Basic study on wood waste degradation by white rot fungi and synthesis of humic substance
Junpei Kawata, Yasumasa Tojo, Toshihiko Matsuto
The 12th Korea-Japan Joint International Session, Proceedings of the 2008 Spring Conference of the Korea Society of Waste Management   94-96   May 2008
Separation of salt and heavy metals by two-stage particulate collection in municipal solid waste incinerators
Kaoru Nishimoto, Takashi Okada, Yasumasa Tojo, Toshihiko Matsuto, Takayuki Matsuo
The 12th Korea-Japan Joint International Session, Proceedings of the 2008 Spring Conference of the Korea Society of Waste Management   104-106   May 2008
Study on moisture storage and movement in a municipal solid waste landfill under works for promoting stabilization
Masahiro Sato, Toshihiko Matsuto, Yasumasa Tojo, Takayuki Matsuo
The 2007 Environmental Societies Joint Conference, The 11th Korea-Japan Joint International Session   177-179   May 2007
Study on production of humic substances in the process of biodegradation of organic matters
Ai Shinbori, Yasumasa Tojo, Toshihiko Matsuto
The 2007 Environmental Societies Joint Conference, The 11th Korea-Japan Joint International Session   196-198   May 2007
Case analysis on generation and management of solid waste generated by natural disaster
Yasumasa Tojo, Yuko Inoue, Toshihiko Matsuto
The 2007 Environmental Societies Joint Conference, The 11th Korea-Japan Joint International Session   202-204   May 2007
Effect of operational condition on the behavior of metals in melting furnace
Takashi Okada, Hiroki Tomikawa, Yasumasa Tojo, Toshihiko Matsuto, Yoshitada Kakuta, Masaaki Kurata, Ryoji Samejima
4th International Conference on Combustion, Incineration/Pyrolysis and Emission Control   459-462   Sep 2006
Basic study on spontaneous ignition characteristics driven by low temperature oxidation in waste fuel storage
Yoshitada Kakuta, Toshihiko Matsuto, Yasumasa Tojo, Takayuki Matsuo
4th International Conference on Combustion, Incineration/Pyrolysis and Emission Control   199-202   Sep 2006
Study on promotion of waste plastic recycling based on material flow analysis
Yoshitada Kakuta, Toshihiko Matsuto, Yasumasa Tojo, S.Ohnuma
2nd International Conference on Environmental Science and Technology      Aug 2006
Investigation on characteristic of waste and leachate in semi-aerobic landfill under closure operation
Yasumasa Tojo, Toshihiko Matsuo, Takayuki Matsuto
Proc. of the 4th Intercontinental Landfill Research Symposium   204-205   Jun 2006
Effect of operational condition on the behavior of heavy metals in melting furnace
Takashi Okada, Hiroki Tomikawa, Yasumasa Tojo, Toshihiko Matsuo, Takayuki Matsuto
The 2006 Spring Conference of the Korea Society of Waste Management   289-291   May 2006
Ideal Feature of Landfill in Recycle Oriented Society - Japan's Strategy
Yasumasa Tojo
WORKSHOP "LANDFILL MANAGEMENT IN SYRIA"      Sep 2005
Forecasting long-term waste stabilization Process through the use of landfill simulator
Yasumasa Tojo
NATIONAL SEMINAR ON UNIVERSITIES ENVIRONMENTAL ENGINEERING RESEARCH RESULTS (Bandung, Indonesia)      Aug 2005
Characterization of organics and heavy metals in industrial waste in final disposal site
Ryo Makishi, Yasumasa Tojo, Takayuki Matsuto, Toshihiko Matsuto, Nobutoshi Tanaka
The 2005 Spring Conference of the Korea Society of Waste Management, Korea      May 2005
On-site investigation on characteristics of waste and leachate in semi-aerobic landfill under closing operation
Shin-ya Mizubayahi, Yasumasa Tojo, Takayuki Matsuto, Toshihiko Matsuto, Nobutoshi Tanaka
The 2005 Spring Conference of the Korea Society of Waste Management      May 2005
Effect of waste paper addition in thermophilic and dry methane fermentation of food waste
Moon Chung-Man, Yasumasa Tojo, Takayuki Matsuto, Nobutoshi Tanaka, Toshihiko Matsuto
The 2005 Spring Conference of the Korea Society of Waste Management      May 2005
Improvement of char in quality by chlorine removal and ash separation
In-Hee Hwnag, Toshihiko Matsuto, Nobutoshi, Yasumasa Tojo
The 2005 Spring Conference of the Korea Society of Waste Management      May 2005
Assessment of short-term and long-term gas generation potential of solid waste
Suthatip Pueboobpaphan, Yasumasa Tojo, and Toshihiko Matsuto
The 2005 Spring Conference of the Korea Society of Waste Management   307-308   May 2005
Dry Separation of actual shredded bulky wastes by fluidized bed technology
Y.Kakuta, T.Matsuto, Y.Tojo, T.Matsuo
Selected Papers presented at the Third International Symposium on Feedstock Recycling of Plastic   449-455   2005
Numerical modeling of long-term behavior of waste in landfill
Yasumasa Tojo, Nobutoshi TANAKA, Toshihiko MATSUTO, Masahiko OSAKO
The 3rd Intercontinental Landfill Research Symposium   145-146   Nov 2004
Investigation on Organic Load and Heavy Metal Content in Landfilled Waste
Yasumasa Tojo, Yuhei HAMADA, Toshihiko MATSUTO, Takayuki MATSUO, Yoshitada KAKUTA, Nobutoshi TANAKA
The 3rd Intercontinental Landfill Research Symposium   193-194   Nov 2004
Water Movement in Waste Landfill and its control
Yasumasa Tojo, Nobutoshi TANAKA, Toshihiko MATSUTO, Takayuki MATSUO
COE International Seminar Proceedings, Water/Waste Metabolism and Groundwater pollution   6-7   May 2004
Determination of organics and heavy metal contents in waste disposed of in MSW Landfill
Yuhei HAMADA, Yasumasa Tojo, Toshihiko MATSUTO, Takayuki MATSUO, Yoshitada KAKUTA, Nobutoshi TANAKA
The 2004 Spring Conference of the Korea Society of Waste Management   26-27   May 2004
Effect of parts recovery from End-of-Life Vehicle on the characteristics of Automobile Shredder Residue
Nobuyuki NAKAMURA, Toshihiko MATSUTO, Yoshitada KAKUTA, Yasumasa Tojo, Takayuki MATSUO, Nobutoshi TANAKA
The 2004 Spring Conference of the Korea Society of Waste Management   24-25   May 2004
Study on Collection and Disposal Method of Incombustible Waste in Japan
Takuya Ohno, Yasumasa Tojo, Toshihiko Matsuto, Takayuki Matsuo, Nobutoshi Tanaka, Yoshitada Kakuta
The 2003 Spring Conference of the Kore a Society of Waste Management      May 2003
Lateral drainage promotion at waste and intermediate cover boundary
Yasumasa Tojo, Nobutoshi TANAKA, Toshihiko MATSUTO, Takayuki MATSUO
Proceedings of the 2002 spring conference of the Korea Society of waste Man agement   267-270   May 2002
Heavy Metal Concentrations in Peripheral Soil of MSW Landfill Site
Yasumasa Tojo, Takayuki Matsuo, Toshihiko Matsuto
第1回韓・日廃棄物学会共同学術発表会   201-208   May 1997

Research Grants & Projects

 
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 2007 - 2009    Investigator(s): Toshihiko MATSUTO
Understanding the conditions inside the landfills is critically important in terms of the estimation of long-term aftercare period. Carbon balance, and gas and water movement in landfill was estimated in this study. The most notable finding, the f...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(C))
Project Year: 2007 - 2008    Investigator(s): Yasumasa TOJO
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 2005 - 2006    Investigator(s): 田中 信壽, Toshihiko MATSUTO
In this study, sixteen kinds of char obtained from various sources including industrial waste were used for experiments. In order to use char as fuel, chlorine level should be reduced to avoid corrosion. Chlorine in char derived from MSW was chara...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(C))
Project Year: 2003 - 2004    Investigator(s): Toshihiko MATSUTO
Heavy metals in goods will be dispersed to the environment if end-of-life goods (solid waste) are treated inadequately. This will eventually result in (1)high environmental risk and (2)valuable resource loss. Heavy metals should therefore be given...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(C))
Project Year: 2000 - 2001    Investigator(s): Toshihiko MATSUTO
In Japan dioxin has been a big environmental concern. Incineration residue contains dioxin, and pose an environmental risk when dumped in a landfill. In this study, the possibility of dispersion of residues was studied by using lab-scale wind cham...