Kohei Ikeda

Profile Information

Affiliation: National Institute for Environmental Studies

Degree: Ph.D.(The University of Tokyo)

J-GLOBAL ID: 202001018352167447
researchmap Member ID: R000011647

Research Interests

大気化学

Research Areas

Research History

Jul, 2020 - Present

主任研究員, 地球システム領域地球大気化学研究室, 国立環境研究所
Oct, 2018 - Jun, 2020

研究員, 国立環境研究所
Apr, 2014 - Sep, 2018

特別研究員, 国立環境研究所
Apr, 2011 - Mar, 2014

ポストドクトラル研究員, 海洋研究開発機構

Awards

Nov, 2019

奨励賞, 日本大気化学会

Papers

Evaluation of Black Carbon Concentration Levels and Trends in East Asia from CMIP6 Climate Models: Comparison to Long-Term Observations in Japan and Biases Due to Chinese Emissions

Kohei Ikeda, Hiroshi Tanimoto, Yugo Kanaya, Fumikazu Taketani, Atsushi Matsuki

SOLA, 19 239-245, Oct, 2023 Peer-reviewedLead authorCorresponding author
Vertical-Wind-Induced Cloud Opacity Variation in Low Latitudes Simulated by a Venus GCM

Hiroki Karyu, Takeshi Kuroda, Kazunari Itoh, Akira Nitta, Kohei Ikeda, Masaru Yamamoto, Norihiko Sugimoto, Naoki Terada, Yasumasa Kasaba, Masaaki Takahashi …

Journal of Geophysical Research: Planets, 128(2), Feb, 2023
Evaluation of anthropogenic emissions of black carbon from East Asia in six inventories: constraints from model simulations and surface observations on Fukue Island, Japan

Kohei Ikeda, Hiroshi Tanimoto, Yugo Kanaya, Fumikazu Taketani

ENVIRONMENTAL SCIENCE-ATMOSPHERES, 2(3) 416-427, May, 2022 Peer-reviewedLead authorCorresponding author
Dominance of the residential sector in Chinese black carbon emissions as identified from downwind atmospheric observations during the COVID-19 pandemic

Yugo Kanaya, Kazuyo Yamaji, Takuma Miyakawa, Fumikazu Taketani, Chunmao Zhu, Yongjoo Choi, Kohei Ikeda, Hiroshi Tanimoto, Daichi Yamada, Daiju Narita …

SCIENTIFIC REPORTS, 11(1), Dec, 2021
Model and Satellite Analysis of Transport of Asian Anthropogenic Pollution to the Arctic: Siberian and Pacific Pathways and Their Meteorological Controls

Kohei Ikeda, Hiroshi Tanimoto, Takafumi Sugita, Hideharu Akiyoshi, Cathy Clerbaux, Pierre‐François Coheur

Journal of Geophysical Research: Atmospheres, 126(7), Apr 16, 2021 Peer-reviewedLead authorCorresponding author
Influence of deposition of atmospheric nitrogen compounds to the surface chlorophyll-a concentration over Japan sea

Fumikazu Taketani, Maki N. Aita, Takashi Sekiya, Kazuyo Yamaji, Kohei Ikeda, Kazuhiko Matsumoto, Makio C. Honda, Yugo Kanaya

Earozoru Kenkyu, 36(1) 46-54, Mar, 2021 Peer-reviewed
Atmospheric response to high-resolution topographical and radiative forcings in a general circulation model of Venus: Time-mean structures of waves and variances

Masaru Yamamoto, Kohei Ikeda, Masaaki Takahashi

Icarus, 355 114154-114154, Feb, 2021 Peer-reviewed
Rapid reduction in black carbon emissions from China: evidence from 2009-2019 observations on Fukue Island, Japan

Yugo Kanaya, Kazuyo Yamaji, Takuma Miyakawa, Fumikazu Taketani, Chunmao Zhu, Yongjoo Choi, Yuichi Komazaki, Kohei Ikeda, Yutaka Kondo, Zbigniew Klimont

ATMOSPHERIC CHEMISTRY AND PHYSICS, 20(11) 6339-6356, Jun, 2020 Peer-reviewed
FLEXPART v10.1 simulation of source contributions to Arctic black carbon

Chunmao Zhu, Yugo Kanaya, Masayuki Takigawa, Kohei Ikeda, Hiroshi Tanimoto, Fumikazu Taketani, Takuma Miyakawa, Hideki Kobayashi, Ignacio Pisso

ATMOSPHERIC CHEMISTRY AND PHYSICS, 20(3) 1641-1656, Feb, 2020 Peer-reviewed
Solar-locked and geographical atmospheric structures inferred from a Venus general circulation model with radiative transfer

Masaru Yamamoto, Kohei Ikeda, Masaaki Takahashi, Takeshi Horinouchi

ICARUS, 321 232-250, Mar, 2019 Peer-reviewed
Decadal Shifts in Wind Patterns Reduced Continental Outflow and Suppressed Ozone Trend in the 2010s in the Lower Troposphere Over Japan

S. Okamoto, H. Tanimoto, N. Hirota, K. Ikeda, H. Akimoto

Journal of Geophysical Research: Atmospheres, 123(22), Nov 27, 2018 Peer-reviewed
Seasonal Response of North Western Pacific Marine Ecosystems to Deposition of Atmospheric Inorganic Nitrogen Compounds from East Asia

Fumikazu Taketani, Maki N. Aita, Kazuyo Yamaji, Takashi Sekiya, Kohei Ikeda, Kosei Sasaoka, Taketo Hashioka, Makio C. Honda, Kazuhiko Matsumoto, Yugo Kanaya

SCIENTIFIC REPORTS, 8, Jun, 2018 Peer-reviewed
Observed and Modeled Mass Concentrations of Organic Aerosols and PM2.5 at Three Remote Sites around the East China Sea: Roles of Chemical Aging

Yugo Kanaya, Hitoshi Matsui, Fumikazu Taketani, Xiaole Pan, Yuichi Komazaki, Zifa Wang, Limseok Chang, Daeil Kang, Minhyeok Choi, Sung-Yong Kim …

AEROSOL AND AIR QUALITY RESEARCH, 17(12) 3091-3105, Dec, 2017 Peer-reviewed
Tagged tracer simulations of black carbon in the Arctic: transport, source contributions, and budget

Kohei Ikeda, Hiroshi Tanimoto, Takafumi Sugita, Hideharu Akiyoshi, Yugo Kanaya, Chunmao Zhu, Fumikazu Taketani

ATMOSPHERIC CHEMISTRY AND PHYSICS, 17(17) 10515-10533, Sep, 2017 Peer-reviewed
Sea-to-air flux of dimethyl sulfide in the South and North Pacific Ocean as measured by proton transfer reaction-mass spectrometry coupled with the gradient flux technique

Yuko Omori, Hiroshi Tanimoto, Satoshi Inomata, Kohei Ikeda, Toru Iwata, Sohiko Kameyama, Mitsuo Uematsu, Toshitaka Gamo, Hiroshi Ogawa, Ken Furuya

JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 122(13) 7216-7231, Jul, 2017 Peer-reviewed
Exceedances of air quality standard level of PM2.5 in Japan caused by Siberian wildfires

Kohei Ikeda, Hiroshi Tanimoto

ENVIRONMENTAL RESEARCH LETTERS, 10(10), Oct, 2015 Peer-reviewed
Interannual variability of nitrogen oxides emissions from boreal fires in Siberia and Alaska during 1996-2011 as observed from space

Hiroshi Tanimoto, Kohei Ikeda, K. Folkert Boersma, J. van der A. Ronald, Savitri Garivait

ENVIRONMENTAL RESEARCH LETTERS, 10(6), Jun, 2015 Peer-reviewed
Source region attribution of PM2.5 mass concentrations over Japan

Kohei Ikeda, Kazuyo Yamaji, Yugo Kanaya, Fumikazu Taketani, Xiaole Pan, Yuichi Komazaki, Jun-ichi Kurokawa, Toshimasa Ohara

GEOCHEMICAL JOURNAL, 49(2) 185-194, 2015 Peer-reviewed
Sensitivity analysis of source regions to PM2.5 concentration at Fukue Island, Japan

Kohei Ikeda, Kazuyo Yamaji, Yugo Kanaya, Fumikazu Taketani, Xiaole Pan, Yuichi Komazaki, Jun-ichi Kurokawa, Toshimasa Ohara

JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 64(4) 445-452, Apr, 2014 Peer-reviewed
Influence of model grid resolution on NO2 vertical column densities over East Asia

Kazuyo Yamaji, Kohei Ikeda, Hitoshi Irie, Jun-ichi Kurokawa, Toshimasa Ohara

JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 64(4) 436-444, Apr, 2014 Peer-reviewed

Misc.

Influence of deposition of atmospheric nitrogen compounds on the surface marine ecosystem at the Japan Sea

TAKETANI Fumikazu, NOGUCHI AITA Maki, SEKIYA Takashi, YAMAJI Kazuyo, YAMAJI Kazuyo, IKEDA Kohei, HONDA Makio, MATSUMOTO Kazuhiko, SASAOKA Kosei, KANAYA Yugo

日本地球惑星科学連合大会予稿集(Web), 2020, 2020
Influence of Deposition of Atmospheric Inorganic Nitrogen Compounds to Marine Ecosystem at Bay of Bengal

TAKETANI Fumikazu, AITA Maki Noguchi, YAMAJI Kazuyo, YAMAJI Kazuyo, SEKIYA Takashi, IKEDA Kohei, HASHIOKA Taketo, HONDA Makio, MATSUMOTO Kazuhiko, KANAYA Yugo

日本地球惑星科学連合大会予稿集(Web), 2019, 2019
Potential of Deposition of Atmospheric Inorganic Nitrogen Compounds Produced at East Asia to Marine Ecosystem at North Western Pacific Ocean

TAKETANI Fumikazu, NOGUCHI AITA Maki, YAMAJI Kazuyo, YAMAJI Kazuyo, SEKIYA Takashi, IKEDA Kohei, IKEDA Kohei, SASAOKA Kosei, HASHIOKA Taketo, HONDA Makio …

日本地球惑星科学連合大会予稿集(Web), 2018, 2018
西部北太平洋域での大気窒素化合物沈着による海洋低次生態系への寄与評価

竹谷文一, 相田真希, 池田恒平, 山地一代, 笹岡晃征, 松本和彦, 本多牧生, 金谷有剛

日本地球惑星科学連合大会予稿集(Web), 2017, 2017
八方尾根におけるオゾンおよびCO,CO2,CH4の観測と化学輸送モデルによる起源推定

岡本祥子, 谷本浩志, 奈良英樹, 池田恒平, 山地一代

日本地球惑星科学連合大会予稿集(Web), 2015, 2015
日本のPM_2.5質量濃度に対する発生源地域別の寄与

池田恒平, 山地一代, 金谷有剛, 竹谷文一, PAN Xiaole, 駒崎雄一, 黒川純一, 大原利眞

日本地球化学会年会講演要旨集, 61st, 2014
2009-2013年の福江島におけるPM_2.5とオゾンの変動解析

山地一代, 池田恒平, 金谷有剛, 竹谷文一, 谷本浩志

大気環境学会年会講演要旨集, 55th, 2014
GOME-2,SCIAMACHY,OMIの対流圏NO₂カラム衛星データを複合利用したCMAQモデルの評価

入江仁士, 山地一代, 池田恒平, 鵜野伊津志, 板橋秀一, 大原利眞, 黒川純一

日本気象学会大会講演予稿集, (104), 2013
日本のPM_2.5質量濃度に対する発生源地域の感度解析

池田恒平, 山地一代, 金谷有剛, 竹谷文一, PAN Xiaole, 駒崎雄一, 黒川純一, 大原利眞

大気環境学会年会講演要旨集, 54th, 2013
福江島における暖候期オゾン濃度のモデル再現性に関する研究

山地一代, 山地一代, 滝川雅之, 池田恒平, 金谷有剛, PAN Xiaole, 谷本浩志

大気環境学会年会講演要旨集, 54th, 2013
P-38 Chemical composition analysis in PM2.5 sampled by SHARP monitor(Poster session)

TAKETANI Fumikazu, IKEDA Kohei, KANAYA Yugo

(53) 268-268, 2012
黄海・東シナ海のSST解像度が春季の大気汚染物質の輸送・沈着に与える影響

池田恒平, 山地一代, 滝川雅之, 竹谷文一, 金谷有剛

日本気象学会大会講演予稿集, (102), 2012
SCIAMACHY,OMI,GOME-2の対流圏NO₂カラム濃度を複合利用したCMAQモデルの評価

入江仁士, 山地一代, 池田恒平, 鵜野伊津志, 板橋秀一, 大原利眞, 黒川純一

日本気象学会大会講演予稿集, (102), 2012
福江島でのオゾン・PM_2.5,前駆物質の通年観測のモデル解析

山地一代, 池田恒平, 金谷有剛, 竹谷文一, 駒崎雄一, PAN Xiaole, 鵜野伊津志, 鵜野伊津志, 黒川純一, 大原利眞 …

大気環境学会年会講演要旨集, 53rd, 2012
2011年秋季福江島におけるPM_2.5濃度及び成分のモデルの再現性

池田恒平, 竹谷文一, 山地一代, 金谷有剛, 黒川純一, 大原利眞

大気環境学会年会講演要旨集, 53rd, 2012
2010年の福江島PM_2.5濃度に対する発生源の感度解析

池田恒平, 山地一代, 金谷有剛, 竹谷文一, PAN Xiaole, 駒崎雄一, 黒川純一, 大原利眞

大気環境学会年会講演要旨集, 53rd, 2012
領域気象モデルWRFにおける日本域の降水の再現性検証

池田恒平, 山地一代, 滝川雅之

日本気象学会大会講演予稿集, (100), 2011

Books and Other Publications

大気環境の辞典

大気環境学会 [編集] (Role: Contributor, 地球規模の輸送)

朝倉書店, Sep, 2019

Professional Memberships

Research Projects

Comprehensive evaluation of black carbon emission inventories over East Asia

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2024
A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2020 - Mar, 2024
Characterization of black carbon over East Asian region in the last 100 years

Grants-in-Aid for Scientific Research Grant-in-Aid for Challenging Exploratory Research, Grant-in-Aid for Challenging Exploratory Research, Japan Society for the Promotion of Science, Apr, 2014 - Mar, 2017

MIYAKAWA Takuma, NAGASHIMA Kana

Profile Information

Research Interests

Research Areas

Research History

Awards

Papers

Misc.

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Professional Memberships

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