Hiroyuki Hachiya

Profile Information

Affiliation: (Professor Emeritus), Tokyo Institute of Technology
: 特別研究教授, フロンティアメディカル工学研究開発センター, 千葉大学

Degree: Dr.Eng.(Tokyo Institute of Technology)
Dr.MS.(Tohoku University)

Researcher number: 90156349
J-GLOBAL ID: 200901089436904290
researchmap Member ID: 1000015775

Research Interests

Research Areas

Research History

2003 - 2007

Research Center for Frontier Medical Engineering, Chiba University
2007

- 東京工業大学理工学研究科教授
1999 - 2003

Faculty of Engineering, Chiba University
1994 - 1999

Faculty of Engineering, Chiba University
1982 - 1994

Precision and Intelligence Laboratory, Tokyo Institute of Technology

Education

Committee Memberships

Awards

Papers

The evaluated signal-to-noise ratio for the alternate transmission of different chirp ultrasound to extend the measurable distance in the pulse-echo method

Khanistha Leetang, Hiroyuki Hachiya, Shinnosuke Hirata

Japanese Journal of Applied Physics, 62(6) 066503-066503, Jun 1, 2023
Effective roughness on the sea surface for determining variability characteristics of reflected sound waves

Tomoya Tsukui, Shinnosuke Hirata, Hiroyuki Hachiya

Japanese Journal of Applied Physics, 61(SG) SG1078-SG1078, Jul 1, 2022 Peer-reviewed
Shear wave speed measurement bias in a viscoelastic phantom across six ultrasound elastography systems: a comparative study with transient elastography and magnetic resonance elastography.

Riwa Kishimoto, Mikio Suga, Masashi Usumura, Hiroko Iijima, Masahiro Yoshida, Hiroyuki Hachiya, Tsuyoshi Shiina, Makoto Yamakawa, Kei Konno, Takayuki Obata …

Journal of medical ultrasonics, 49(2) 143-152, Apr, 2022 Peer-reviewed
Diagnosis of liver fibrosis based on quantification of factors associated with shear wave speed

Hiroko IIJIMA, Toshifumi TADA, Hiroyuki HACHIYA, Takashi NISHIMURA, Junko NISHIMURA, Masahiro YOSHIDA, Nobuhiro AIZAWA, Shinnosuke HIRATA, Takashi KUMADA

Choonpa Igaku, 48(4) 193-199, Jul, 2021 Peer-reviewed
Investigation of the Variability Characteristics of Sound Waves Reflected on the Sea Surface Considering Surface Wavelength

Tomoya Tsukui, Shinnosuke Hirata, Hiroyuki Hachiya

Journal of Marine Acoustics Society of Japan, 48(2) 56-67, Apr, 2021 Peer-reviewed
Analysis of fluctuation for pixel-pair distance in co-occurrence matrix applied to ultrasonic images for diagnosis of liver fibrosis

ISONO Hiroshi, HIRATA Shinnosuke, YAMAGUCHI Tadashi, HACHIYA Hiroyuki

Choonpa Igaku, 48(1) 3-15, 2021
Accuracy evaluation of quantitative diagnosis method of liver fibrosis based on multi-Rayleigh model using optimal combination of input moments

Chuang Zhang, Shinnosuke Hirata, Hiroyuki Hachiya

JAPANESE JOURNAL OF APPLIED PHYSICS, 59, Jul, 2020
Ultrasonic position and velocity measurements for a moving object by the simultaneous transmission of preferred-pair M-sequences

Shinnosuke Hirata, Kota Yamanaka, Hiroyuki Hachiya

ACOUSTICAL SCIENCE AND TECHNOLOGY, 41(6) 857-864, 2020 Peer-reviewed
Ultrasound-based lipid content quantification using double Nakagami distribution model in rat liver steatosis

Kazuki Tamura, Jonathan Mamou, Kenji Yoshida, Hiroyuki Hachiya, Tadashi Yamaguchi

Japanese Journal of Applied Physics, 59(SK) SKKE23-1-SKKE23-7, 2020 Peer-reviewed
A method for the non-contact measurement of two-dimensional displacement of chest surface by breathing and heartbeat using an airborne ultrasound

Taiki Hayashi, Shinnosuke Hirata, Hiroyuki Hachiya

Japanese Journal of Applied Physics, 58(SG) SGGB10-SGGB10, Jul 1, 2019 Peer-reviewed
Selection on the combination of M-sequence codes in alternate transmission for extension of measurable distance

Khanistha Leetang, Shinnosuke Hirata, Hiroyuki Hachiya

JAPANESE JOURNAL OF APPLIED PHYSICS, 58(7), Jul, 2019
Quantitative evaluation for variability characteristics of reflected sound waves from sea surface

Tomoya Tsukui, Shinnosuke Hirata, Hiroyuki Hachiya

JAPANESE JOURNAL OF APPLIED PHYSICS, 58, Jul, 2019
Quantitative evaluation method for liver fibrosis based on multi-Rayleigh model with estimation of number of tissue components in ultrasound B-mode image

Mori Shohei, Hirata Shinnosuke, Yamaguchi Tadashi, Hachiya Hiroyuki

JAPANESE JOURNAL OF APPLIED PHYSICS, 57(7), Jul, 2018 Peer-reviewed
Proposal of compound amplitude envelope statistical analysis model considering low scatterer concentration

Tamura Kazuki, Yoshida Kenji, Maruyama Hitoshi, Hachiya Hiroyuki, Yamaguchi Tadashi

JAPANESE JOURNAL OF APPLIED PHYSICS, 57(7), Jul, 2018 Peer-reviewed
Analysis of fluctuation for pixel-pair distance in co-occurrence matrix applied to ultrasonic images for diagnosis of liver fibrosis.

Isono H, Hirata S, Yamaguchi T, Hachiya H

Journal of medical ultrasonics (2001), 44(1) 23-35, Jan, 2017 Peer-reviewed
Quantitative fibrotic imaging based on multi-Rayleigh model for ultrasound B-mode image of liver fibrosis

Shohei Mori, Shinnosuke Hirata, Tadashi Yamaguchi, Hiroyuki Hachiya

The Journal of the Acoustical Society of America, 140(4) 3247-3247, Oct, 2016 Peer-reviewed
Improvement of non-contact measurement of propagation characteristics in tissues using pass-through airborne ultrasound

Shinnosuke Hirata, Koichi Terashima, Hiroyuki Hachiya

2016 IEEE INTERNATIONAL ULTRASONICS SYMPOSIUM (IUS), 2016 Peer-reviewed
Measurement of human body surface displacement by breathing using airborne ultrasound

Shinnosuke Hirata, Hiroyuki Hachiya

2015 IEEE International Ultrasonics Symposium (IUS), Oct, 2015
Probability image of tissue characteristics for liver fibrosis using multi-Rayleigh model with removal of nonspeckle signals

Mori Shohei, Hirata Shinnosuke, Yamaguchi Tadashi, Hachiya Hiroyuki

JAPANESE JOURNAL OF APPLIED PHYSICS, 54(7), Jul, 2015 Peer-reviewed
Estimation of scatterer size and acoustic concentration in sound field produced by linear phased array transducer

Takuma Oguri, Kazuki Tamura, Kenji Yoshida, Jonathan Mamou, Hideyuki Hasegawa, Hitoshi Maruyama, Hiroyuki Hachiya, Tadashi Yamaguchi

Japanese Journal of Applied Physics, 54(7) 07HF014-1-07HF014-5, Jun, 2015 Peer-reviewed

Misc.

A pilot approach for quantitative assessment of liver fibrosis using ultrasound: preliminary results in 79 cases

H Yamada, M Ebara, T Yamaguchi, S Okabe, H Fukuda, M Yoshikawa, T Kishimoto, H Matsubara, H Hachiya, H Ishikura …

JOURNAL OF HEPATOLOGY, 44(1) 68-75, Jan, 2006
A pilot approach for quantitative assessment of liver fibrosis using ultrasound: preliminary results in 79 cases

H Yamada, M Ebara, T Yamaguchi, S Okabe, H Fukuda, M Yoshikawa, T Kishimoto, H Matsubara, H Hachiya, H Ishikura …

JOURNAL OF HEPATOLOGY, 44(1) 68-75, Jan, 2006
浅海域における双方向音波伝搬実験

J. Marine Acoust. Soc. Jpn, Vol. 33 No.1, 17-24, 2006
Estimation of correlation of acoustic reciprocal transmissions using central equatorial pacific tomography data

Y Wang, H Hachiya, T Nakamura, H Fujimori

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 44(6B) 4729-4733, Jun, 2005
Estimation of correlation of acoustic reciprocal transmissions using central equatorial pacific tomography data

Y Wang, H Hachiya, T Nakamura, H Fujimori

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 44(6B) 4729-4733, Jun, 2005
Estimation of the travel time using the new measurement technique for long-range transmission

Y Wang, H Hachiya, T Nakamura, H Fujimori

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 43(5B) 3169-3175, May, 2004
Estimation of the travel time using the new measurement technique for long-range transmission

Y Wang, H Hachiya, T Nakamura, H Fujimori

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 43(5B) 3169-3175, May, 2004
Three-dimensional model of the scatterer distribution in cirrhotic liver

T Yamaguchi, K Nakamura, H Hachiya

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 42(5B) 3292-3298, May, 2003
Quantitative estimation of the ultrasound transmission characteristics for river flow measurement during a flood

K Kasuga, H Hachiya, T Kinosita

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 42(5B) 3212-3215, May, 2003
Precise measurement of travel time difference for acoustic reciprocal transmission

Y Wang, H Hachiya, T Nakamura, H Fujimori

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 42(5B) 3206-3211, May, 2003
Three-dimensional model of the scatterer distribution in cirrhotic liver

T Yamaguchi, K Nakamura, H Hachiya

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 42(5B) 3292-3298, May, 2003
Quantitative estimation of the ultrasound transmission characteristics for river flow measurement during a flood

K Kasuga, H Hachiya, T Kinosita

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 42(5B) 3212-3215, May, 2003
Precise measurement of travel time difference for acoustic reciprocal transmission

Y Wang, H Hachiya, T Nakamura, H Fujimori

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 42(5B) 3206-3211, May, 2003
Estimation of the stability of acoustic reciprocal transmission in long-range propagation at the Central Equatorial Pacific

Y Wang, H Hachiya, T Nakamura, Nakano, I

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 41(5B) 3525-3529, May, 2002
Examination of the spatial correlation of statistics information in the ultrasonic echo from diseased liver

T Yamaguchi, H Hachiya, N Kamiyama, F Moriyasu

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 41(5B) 3585-3589, May, 2002
Estimation of the stability of acoustic reciprocal transmission in long-range propagation at the Central Equatorial Pacific

Y Wang, H Hachiya, T Nakamura, Nakano, I

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 41(5B) 3525-3529, May, 2002
Examination of the spatial correlation of statistics information in the ultrasonic echo from diseased liver

T Yamaguchi, H Hachiya, N Kamiyama, F Moriyasu

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 41(5B) 3585-3589, May, 2002
Estimation of characteristics of echo envelope using RF echo signal from the liver

Yamaguchi Tadashi, Hachiya Hiroyuki, Kamiyama Naohisa, Ikeda Kazuki, Moriyasu Norifumi

Japanese Journal of Applied Physics, 40(5B) 3900-3904, 2001
Measurement of Acoustic Property Distributions of Diseased Heart and iver issues

Japanese Journal of Applied Physics, 40(5B) 3907-3911, 2001
Estimation of the stability of acoustic multipath in long range propagation

Jpn. J. Appl. Phys., 40(5B) 3811-3814, 2001

Books and Other Publications

バイオソーナー

海洋音響学会, 1997
Non-Contact Measurement of Sound Speed of Tissues

Ultrasonic Tissue Characterization, Springer, 1996
Non-Contact Measurement of Sound Speed of Tissues

Ultrasonic Tissue Characterization, Springer, 1996
(A Low Frequency Underwater Sound Source and Control Technique of Transducer Directivity)

Deep Ocean Circulation, Elsevier Science Publishers, 1993
(A Low Frequency Underwater Sound Source and Control Technique of Transducer Directivity)

Deep Ocean Circulation, Elsevier Science Publishers, 1993

Professional Memberships

Works

Research Projects

生体組織音響特性に影響を与える因子の定量的検討に基づく肝疾患診断法の研究

科学研究費助成事業, 基盤研究(C), 日本学術振興会, Apr, 2020 - Mar, 2023

蜂屋弘之
Enhanced diagnostic accuracy for quantitative ultrasond of the chronic liver by the fusion of acoustic characteristics

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2017 - Mar, 2020

Hachiya Hiroyuki
Development of multiscale biophysical property models enabling noninvasive pathological diagnosis of liver diseases

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2018

Yamaguchi Tadashi, HACHIYA Hiroyuki, KOBAYASHI Yo, KAWAMURA Kazuya
Quantitative diagnostic method for liver fibrosis using multi-Rayleigh model of ultrasound B-mode image

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2016

Hachiya Hiroyuki, HIRATA Shinnosuke, YAMAGUCHI TADASHI
生体組織構造変化の計算モデルの高度化と超音波画像による病変定量診断手法への展開

科学研究費助成事業, 新学術領域研究(研究領域提案型), 日本学術振興会, Apr, 2012 - Mar, 2014

蜂屋弘之
Quantitative Diagnosis Method of Hepatic Disease based on AcousticCharacteristics of Tissues

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2010 - 2012

HACHIYA Hiroyuki, HIRATA Shinnosuke, YAMAGUCHI Tadashi
生体組織構造変化のシミュレーションモデルを用いた超音波画像理解と診断支援

科学研究費助成事業, 新学術領域研究(研究領域提案型), 日本学術振興会, 2010 - 2011

蜂屋弘之
Clarification of relation between acoustic characteristic and ultrasonic image of biological tissue

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2005 - 2006

HACHIYA Hiroyuki, YAMAGUCHI Tadashi
Development of the ultrasonic quantitative diagnostic system using acoustic characteristic change of a liver tissue

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2003 - 2004

HACHIYA Hiroyuki, YAMAGUCHI Tadashi
Quantitative Diagnosis for Liver and Heart Desease Using Ultrasonic RF Images

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2001 - 2002

HACHIYA Hiroyuki, YAMAGUCHI Tadashi
Quantitative Diagnosis of Liver Cirrhosis using Ultrasonic Image

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 1999 - 2000

HACHIYA Hiroyuki
海中・湖底を含む広領域の非破壊探査法の研究

科学研究費助成事業, 基盤研究(C), 日本学術振興会, 1999 - 1999

西村康, 亀井宏行, 荒井郁男, 置田雅昭, 中條利一郎, 蜂屋弘之
Estimation of the Scatterer Distribution for Quantitative Diagnosis using Ultrasonic Image

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 1997 - 1998

HACHIYA Hiroyuki
Bio-SONAR,it's application to the engineering.

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, 1997 - 1998

WATANABE Yoshiaki, FUKUSHIMA M., MATSUMURA S., RIQUIMAROUX H, AKAMATSU T., NAKAMURA T.
Development of the measuring technique for ultrasonic attenuation distribution of tissues

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 1995 - 1996

HACHIYA Hiroyuki
Study on development of ultrasonic inspection technique of buried archeological assets and cultural structures

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Priority Areas, Japan Society for the Promotion of Science, 1992 - 1996

OKUJIMA Motoyoshi, ADACHI Kazunari, TAMURA Yasutaka, HACHIYA Hiroyuki, MOTOOKA Seiichi, SUGIMOTO Tsuneyoshi
屈折透過型CTによる遺跡探査法の開発

科学研究費助成事業, 重点領域研究, 日本学術振興会, 1993 - 1993

大槻茂雄, 岡田滋, 蜂屋弘之
屈折透過型CTによる遺跡探査法の開発

科学研究費助成事業, 重点領域研究, 日本学術振興会, 1992 - 1992

大槻茂雄, 岡田滋, 蜂屋弘之
深層循環の層重特性

科学研究費助成事業, 重点領域研究, 日本学術振興会, 1987 - 1989

平啓介, 蜂屋弘之, 大槻茂雄, 市川洋
深層水の水塊特性とマッピング

科学研究費助成事業, 重点領域研究, 日本学術振興会, 1988 - 1988

望月仁, 力石国男, 須藤英雄, 竹内倶佳, 蜂屋弘之, 奥島基良

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