- Top Page
- Faculty List by Affiliation
- Profile
last modified：2025/03/23
Associate Professor INOUE Mutsuo
Faculty, Affiliation
Institute of Nature and Environmental Technology
College and School Educational Field
Division of Material Chemistry, Graduate School of Natural Science and Technology
Division of Material Chemistry, Graduate School of Natural Science and Technology
Laboratory
Low Level Radioactivity Laboratory TEL:0761-51-4440 FAX:0761-51-5528
Academic Background
【Academic background(Doctoral/Master's Degree)】
Kobe University Doctor 1995
【Academic background(Bachelor's Degree)】
Ritsumeikan University 1990
Career
Year & Month of Birth
Academic Society
Award
Specialities
Hydrology、Geochemistry/Cosmochemistry
Speciality Keywords
Research Themes
History of primitive meteorites in terms of trace elements and cosmogenic nuclides
Volcano groundwater flow systems in terms of weak radionuclide
Seawater circulation in terms of radium isotope ratio
Books
- Field Work and Laboratory Experiments in Integrated Environmental Sciences Springer 2014
- Inoue, M. Trans-Boundary Pollution in North-East Asia Nova Science Publishers 2018
- K. Komura, M. Inoue et al. Variations of the radionuclides in the atmosphere, rainwater, and seawater in the Northwest Pacific region. In Past, Present and Future Environments of Pan-Japan Sea Region MARUZEN Co., LTD 272-291 2006/03
Papers
- Beryllium-7 depositions in Hokuriku, Japan in winter (1991–2021): Factors causing the temporal variation Yoshida, K., Kato, S., Okuyama, S., Ishimori, Y., Inoue, M. J. Nucl. Radiochem. Sci. 24 1-12 2024/08/01
- Surface distributions of 228Ra in seas and oceans globally: Implications for water circulation and contaminant transport Mutsuo Inoue Journal of Environmental Radioactivity 278 107468 2024/06/03
- Unique transport paths of 137Cs from the Indian to Southern Oceans. Inoue, M., Mashita, K., Mitsunushi, H., Nagao, S., Kumamoto, Y. Marine Pollution Bulletin 201 116168 2024/02/14
- Subarctic-scale transport of 134Cs to ocean surface off northeastern Japan in 2020. Inoue, M., Mashita, K., Kameyama, H., Kameyama, H., Mitsunushi, H., Hatakeyama, Y., Taniuchi, Y., Nakanowatari, T., Morita, T., Nagao, S. Scientific Reports 13 7524 2023/05/09
- Vertical profiles of 226Ra and 228Ra activity concentrations in the western Subarctic Gyre of the Pacific Ocean. Tazoe, H., Obata, H., Hara, T., Inoue, M., Tanaka, T., Nishioka, J. Frontiers in Marine Science 9 824862 2022/05/31
- Seasonal variations in marine polycyclic aromatic hydrocarbons off Oki Island, Sea of Japan, during 2015–2019. Matsunaka,T., Nagao, S., Inoue, M., Mundo, R., Tanaka, S., Tang, N., Yoshida, M., Nishizaki, M., Morita, M., Takikawa, T., Suzuki, N., Ogiso, S., Hayakawa, K. Marine Pollution Bulletin 180 113749 2022/05/09
- Fukushima-derived radiocesium in the western subarctic area of the North Pacific Ocean, Bering Sea, and Arctic Ocean in 2019 and 2020. Kumamoto, Y., Aoyama, M., Hamajima, Y., Inoue, M., Nishino S., Kikuchi, T., Murata, A., Sato, K. Journal of Environmental Radioactivity 251-252 106949 2022/06/21
- Transport of reactive materials in the Sea of Japan: Implications from fine-resolution surface distribution of 228Th/228Ra ratio. Inoue, M., Shirotani, Y., Morokado, T., Hanaki, S., Kameyama, H., Kofuji, H., Okino, A., Yoshida, M., Miki, S., Shikata, T., Honda, N., Takikawa, T., Morita, M., Nagao, S. Continental Shelf Research 241 104749 2022/05/02
- Origin of surface water in the Southern Ocean: Implications of soluble radionuclide distributions. Inoue, M., Mitsunushi, H, Mashita, K., Matsunaka, T., Inomata, Y., Hayashi, M., Archer, S., Nagao, S. Journal of Environmental Radioactivity 258 107106 2023/01/05
- Transport paths of radiocesium and radium isotopes in the intermediate layer of the southwestern Sea of Okhotsk. Inoue, M., Mashita, K., Kameyama, H., Takehara, R., Hanaki, S., Kaeriyama, H., Miki, S., Nagao, S. Journal of Environmental Radioactivity 250 106931 2022/05/27
- Factors controlling dissolved 137Cs activities in coastal waters on the eastern and western sides of Honshu, Japan. Takata, H., Wada, T., Aono, T., Inoue, M., Kanasashi, Y., Suzuki, S., Amano, Y. Science of the Total Environment 806 151216 2021/10/27
- Circulation paths of 134Cs in seawater southwest of Japan in 2018 and 2019 Inoue, M., Takehara, R., Takikawa, T., Shirotani, Y., Morita, T., Honda, N., Nagao, S. Journal of Environmental Radioactivity 223-224 106382 2020/08/07
- Unique current connecting Southern and Indian Oceans identified from radium distributions. Inoue, M., Hanaki, S., Kameyama, H., Kumamoto, Y., Nagao, S. Scientific Reports 12 1781 2022/02/02
- Kuroshio fractions in the southwestern Sea of Japan; implications from radium isotopes Inoue, M., Shirotani, Y., Morokado, T., Hanaki, S., Ito, M., Kameyama, H., Kofuji, H., Okino, A., Shikata, T., Yoshida, M., Nagao, S. Continental Shelf Research 214 104328 2020/12/27
- Radiocesium in Japan Sea associated with sinking particles from Fukushima Dai-ichi Nuclear Power Plant accident Kaeriyama, H. Fujimoto, K., Inoue, M., Minakawa, M. Journal of Environmental Radioactivity 222 106348 2020/07/10
- Lateral variations of 134Cs and 228Ra concentrations in surface waters in the western North Pacific and its marginal sea (2018–2019): Implications for basin-scale and local current circulations. Inoue, M., Hanaki, S., Takehara, R., Kofuji, H., Matsunaka, T., Kuroda, H., Taniuchi, Y., Kasai, H., Morita, T., Miki, S., Nagao, S. Progress in Oceanography 195 102587 2021/05/01
- Distributions of radiocesium and radium isotopes in the western Bering Sea in 2018. Inoue, M., Takehara, R., Hanaki, S., Kameyama, H., Nishioka, J., Nagao, S. Marine Chemistry 225 103843 2020/06/17
- Suspended Particle−Water Interactions Increase Dissolved 137Cs Activities in the Nearshore Seawater during Typhoon Hagibis Takata, H., Aono, T., Aoyama, M., Inoue, M., Kaeriyama, H., Suzuki, S., Tsuruta, T., Wada, T., Wakiyama, Y. Environmental Science and Technology online 2020/08/05
- Low levels of Fukushima Dai-ichi NPP-derived radiocesium in marine products from coastal areas in the Sea of Japan (2012–2017) Inoue, M., Yamashita, S., Takehara, R., Miki, S., Nagao, S. Applied Radiation and Isotopes 145 187-192 2018/12
- Radiocesium in the swash zones off the coast of the Japan Sea Takata, H., Inoue, M., Shirotani, Y., Kudo, N. Applied Radiation and Isotopes 141 64-67 2018/08
- Vertical profiles of Fukushima Dai-ichi NPP-derived radiocesium concentrations in the waters of the southwestern Okhotsk Sea (2011–2017) Inoue, M., Morokado, T., Fujimoto, K., Miki, S., Kofuji, H., Isoda, Y., Nagao, S. Journal of Environmental Radioactivity 192 580-586 2018/05
- Migration area of the Tsushima Warm Current Branches within the Sea of Japan:Implicationsfromtransportof 228Ra M. Inoue et al. Continental Shelf Research 143 167-174 2016/08/23
- Convection of surface water in the northeastern Japan Sea: Implications from vertical profiles of 134Cs concentrations. Inoue, M., Takehara, R., Yamashita, S., Senjyu, T., Morita, T., Miki, S., Nagao, S. Marine Chemistry 214 103661 2019/06/03
- Lateral and temporal variations in Fukushima Dai-ichi NPP-derived 134Cs and 137Cs in marine sediments in/around the Sado Basin, Sea of Japan M. Inoue et al. JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 2014/08
- Spatial variation of low-level 134Cs in the coastal sediments off central Honshu in the Sea of Japan: Implications for delivery, migration, and redistribution patterns. Inoue, M., Uemura, H., Kofuji, H., Fujimoto, K., Takata, H., Shirotani, Y., Kudo, N., Nagao, S Journal of Oceanography 73 571-584 2017/07/26
- Migration of the FDNPP-derived 134Cs and 137Cs along with 226Ra and 228Ra concentrations across the northwestern North Pacific Ocean JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 162-163 33-38 2016/05
- Vertical profiles of 228Ra and 226Ra activities in the Sea of Japan and their implications on water circulation M. Inoue et al. JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 2014/08
- Delivery mechanism of 134Cs and 137Cs in seawater off the Sanriku Coast, Japan, following the Fukushima Dai-ichi NPP accident JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 137 113-118 2014/07
- Lateral variation of 134Cs and 137Cs concentrations in surface seawater in and around the Japan Sea after the Fukushima Dai-ichi Nuclear Power Plant accident. JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 109 45-51 2012/06
- Migration behavior of 134Cs and 137Cs in the Niida River water in Fukushima Prefecture, Japan during 2011–2012 S. Nagao et al. JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 2014/09
- Spatial variations of 226Ra, 228Ra, and 228Th activities in seawater from the eastern East China Sea. Inoue, M., Yoshida, K., Minakawa, M., Kiyomoto, Y., Kofuji, H., Nagao, S., Hamajima, Y., Yamamoto, M. GEOCHEMICAL JOURNAL 46 429-441 2012/06
- Comparison of different radionuclide dating models for estimating the ages of sediments from Lakes Shinji-ko and Nakaumi, Japan. Nomura, R., Inoue, M. Laguna 26 3-26 2019/12/31
- Spatial variations of low levels of 134Cs and 137Cs in seawaters within the Sea of Japan after the Fukushima Dai-ichi Nuclear Power Plant accident. APPLIED RADIATION AND ISOTOPES in press 2013/06
- Preliminary investigation of 222Rn in the Yakumo Wind-hole, an algific talus deposits, from Izumo, southwest Honshu, Japan Nomura, R., Inoue, M., Kofuji, H. Journal of Environmental Radioactivity 197 109-115 2018/12
- Low-levels of 134Cs and 137Cs in surface seawaters around the Japanese Archipelago after the Fukushima Dai-ichi Nuclear Power Plant accident in 2011. Inoue, M., Kofuji, H., Nagao, S., Yamamoto, M., Hamajima, Y., Fujimoto, K., Yoshida, K., Hayakawa, K., Suzuki, A., Takashiro, H., Minakawa, M. GEOCHEMICAL JOURNAL 46 311-320 2012/06
- Low levels of 134Cs in suspended solids in rivers discharging into the Sea of Japan. Inoue, M., Yoneoka, S., Ochiai, S., Morokado, T., Uemura, H., Nagao, S. Journal of Radioanalytical Nuclear Chemistry accepted 2018
- Spatial variations of 226Ra, 228Ra, 134Cs, and 137Cs concentrations in western and southern waters off the Korean Peninsula in July 2014. M. Inoue, Y. Shirotani, S. Nagao, T. Aramaki, Y.I. Kim, K. Hayakawa Journal of Environmental Radioactivity 182 151-156 2017/11/21
- 134Cs and 137Cs activities in coastal seawater along Northern Sanriku and Tsugaru Strait, northeastern Japan, after Fukushima Nuclear Power Plant accident. JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 111 116-119 2011/09
- Tetrad effects in REE abundance patterns of chondrules from CM meteorites: Implications for aqueous alteration on the CM parent asteroid Inoue, M., Nakamura, N. and Kimura, M. GEOCHIMICA ET COSMOCHIMICA ACTA 73 5224-5239 2009/03
- 228Ra/226Ra ratio and 7Be concentration in the Sea of Japan as indicators for water transport: Comparison with migration pattern of Fukushima Dai-ichi NPP-derived 134Cs and 137Cs Inoue, M., Furusawa, Y., Fujimoto, K., Minakawa, M., Kofuji, H., Nagao, S., Yamamoto, M., Hamajima, Y., Yoshida, K., Nakano, Y., Hayakawa, K., Oikawa, S., Misonoo, J., Isoda, Y. JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 126 176-187 2013/08
- Changes in deep-sea benthic foraminaferal fauna caused by turbidites deposited after the 2011 Tohoku-oki earthquake. Tsujimoto, A., Nomura, R., Arai, K., Nomaki, H., Inoue, M., Fujikura, K. Marine Geology 419 106045 2019/10/25
- Seasonal variation of 228Ra/226Ra ratio within coastal waters of the Sea of Japan: implications for water circulation patterns in coastal areas Inoue, M., Tanaka, K., Watanabe, S., Kofuji, H., Yamamoto, M. and Komura, K. JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 89 138-149 2006/03
- Application of low background g-ray spectrometry to environmental monitoring samples---water leachingg treatment for 40K-removal--- JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 255 211-215 2003/03
- Temporal and spatial variations of 134Cs and 137Cs levels in the Sea of Japan and Pacific coastal region: Implications for dispersion of FDNPP-derived radiocesium. Inoue, M., Shirotani, Y., Yamashita, S., Takata, H., Kofuji, H., Ambe, D., Honda, N., Yagi, Y., Nagao, S. Journal of Environmental Radioactivity 182 142-150 2017/11/24
- Spatial variations of 226Ra, 228Ra, 137Cs, and 228Th activities in the southwestern Okhotsk Sea. Inoue, M., Yoshida, K., Minakawa, M., Kofuji, H., Nagao, S., Hamajima, Y., Yamamoto, M. JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 104 75-80 2012/06
- Seasonal variation of 228Ra/226Ra ratio in surface water from the East China Sea and the Tsushima Strait Inoue, M., Nakano, Y., Yoshida, K., Kiyomoto, Y., Kofuji, H., Hamajima, Y. and Yamamoto, M. JOURNAL OF OCEANOGRAPHY 66 425-428 2010/03
- Simple 40K removal by acidified water leaching for estimating low levels of radiocesium in fishery products following Fukushima Dai-ichi Nuclear Power Plant accident APPLIED RADIATION AND ISOTOPES accepted
- Preliminary application of low-background gamma-spectrometry to volcanic ground water: Low-levels of 7Be, 22Na, 137Cs and radium isotopes as new geochemical tracers in a ground water flow system M. Inoue and K. Komura JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 273 177-181 2007/03
- Seasonal variation in the 228Ra/226Ra ratio of coastal water within the Sea of Japan: Implications for the origin and circulation patterns of the Tsushima Coastal Branch Current Inoue, M., Tanaka, K., Kofuji, H., Nakano, Y., Komura, K. MARINE CHEMISTRY 107 559-568 2007/08
- REE abundances in matrix of the Allende (CV) meteorite:Implications for matrix origin. METEORITICS & PLANETARY SCIENCE 39 599-608 2004
- Temporal variations in 134Cs and 137Cs concentrations in seawater along the Shimokita Peninsula and the northern Sanriku coast in northeastern Japan, one year after the Fukushima Dai-ichi Nuclear Power Plant accident H. Kofuji and M. Inoue JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 124 239-245 2013/07
- Seasonal variation of 228Ra/226Ra ratio in seaweed---Inference on the environmental changes of the coastal area ,the Noto Peninsula,Japan--- JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 80 341-355 2005/03
- Cosmogenic Radionuclides in the recent fallen Kobe (CK4) Meteorite GEOCHEMICAL JOURNAL 36 4 333-340 2002/03
- Application of low-background gamma-spectrometry to coastal water samples: Implications of 228Ra/226Ra ratio for coastal water circulations within the Sea of Japan Proc. 7th Workshop Environ. Radioactivity 60-63 2006
- Opening of the closed water area and consequent changes of 228Ra/226Ra activity ratios in coastal lagoon Nakaumi, southwest Japan R. Nomura, K. Nakamura, K. Seto, M. Inoue, H. Kofuji APPLIED RADIATION AND ISOTOPES 81 310-314 2013/03
- Determination of Ra isotopes of deep seawater by low-background gamma-spectrometry Proc. 7th Workshop Environ. Radioactivity 56-59 2006/05
- Measurements of short-lived cosmic-ray-produced radionuclides in rainwater K. Komura, Y. Kuwahara, T. Abe, K. Tanaka, Y. Murata and M. Inoue JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 96 103-109 2007/03
- Inspection of residual flow using 224Ra/228Ra ratios in the semi-closed water body of Nakaumi, a coastal lagoon in southwest Japan R. Nomura et al. JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 2014/09
- A simple coprecipitation method combined with low-background gamma-spectrometry: Determination of 7Be, 137Cs, 210Pb, and radium and thorium isotopes in small-volume coastal water samples Nakano, Y., Inoue, M., Komura, K. JOURNAL OF OCEANOGRAPHY 64 713-717 2008/03
- Determination of radionuclides in chemical reagents by low-background gamma-spectrometry and application of the coprecipitation method to seawater samples M. Inoue and K. Komura RADIOISOTOPES 56 77-82 2007/02
- Spatial and temporal variations of 228Ra/226Ra in the Sea of Japan: Application of low-background gamma-spectrometry to seawater samples Proc. 2006 SHOTS Workshop 4-4 2006/10
- Measurement of sedimentation rate in Kagoshima Bay using the 210Pb method. Yokota, K., Inoue, M., Kofuji, H., Yamamoto, M., Nakashima, M., Nguyen, D. and Maeda, H. Low-level Measurement of Radionucldes and Its Application to Earth and Environmental Sciences 146-151 2010/10
- Preliminary reports on the seasonal variations of 228Ra/226Ra ratios in the closed area of brackish lake Nakaumi, southwest Japan. Nomura, R., Nakamura, K., Tsujimoto, A., Seto, K., Inoue, M. and Kofuji, H. Low-level Measurement of Radionucldes and Its Application to Earth and Environmental Sciences 171-177 2010/10
- In-situ and laboratory distribution coefficient of Berrylium-7 in overland flow on a forested hillslope. Fukuyama, T., Inoue, M., Yamamoto, M., Onda, Y. and Nakashima, T. Low-level Measurement of Radionucldes and Its Application to Earth and Environmental Sciences. 152-157 2010/10
- Distributions of 228Ra and 226Ra in surface water off Shimokita Peninsula, Japan. Kofuji, H. and Inoue, M. Low-level Measurement of Radionucldes and Its Application to Earth and Environmental Sciences 98-105 2010/10
- Distributions of 3H, 7Be, 22Na, 137Cs, and 228Ra of groundwater, river water, and precipitation in Tedori River Area, Ishikawa, Japan. Inoue, M., Kofuji, H. and Komura, K. Low-level Measurement of Radionucldes and Its Application to Earth and Environmental Sciences 178-182 2010/10
- Seasonal variation of the 228Ra/226Ra ratio in surface waters within the Sea of Japan and the Eat China Sea. Inoue, M., Nakano, Y., Tanaka, K., Watanabe, S., Kofuji, H., Minakawa, M., Kiyomoto, Y., Yamamoto, M., Hamajima, Y., Komura, K. Low-level Measurement of Radionucldes and Its Application to Earth and Environmental Sciences 23-28 2010/10
- Yoshida, K., Inoue, M., Kiyomoto, Y., Minakawa, M., Kofuji, H., Nagao, S., Hamajima, Y., Yamamoto, M. (2012) Seasonal variations of 228Ra/226Ra and 228Th/228Ra ratios in surface water from the eastern East China Sea. Yoshida, K., Inoue, M., Kiyomoto, Y., Minakawa, M., Kofuji, H., Nagao, S., Hamajima, Y., Yamamoto, M. Environmental Radioactivity 2010. (EPJ Web of Conferences) 24 04005 2012/06
- Sedimentation rates in Kagoshima Bay, Southwestern Japan, using the 210Pb method. H. Kofuji, M. Inoue, K. Yokota, H. Maeda Environmental Radioactivity 2010. (EPJ Web of Conferences) 24 04004 2012/06
- Vertical distributions of 226Ra, 228Ra, and 137Cs activities in the southwestern part of the Sea of Okhotsk. Inoue, M., Yoshida, K., Minakawa, M., Kofuji, H., Nagao, S., Hamajima, Y., Yamamoto, M. Environmental Radioactivity 2010 (EPJ Web of Conferences) 24 04001 2012/06
- Radioactive Monitoring on the R/V Soyo Maru Expedition in the Sea of Japan and its Applications to Research for Geochemical Cycles M. Inoue, K. Fujimoto, T. Morita Japan Sea Research 2017
- Improvement of the detection limit for low level artificial radionuclides Proc. the 5th Workshop on Environ. Radioactivity 328-330 2004
- Application of low background gamma-ray spectrometry to seaweed -Behaviors and distributions of natural radionuclides in Noto coastal area- Proc. the 4th workshop on environ. radioactivity 215-220 2003/06
Conference Presentations
- Temporal variation of FDNPP-derived radiocesium: Implication to the current systems in the Northern Pacific.(conference：K-INET International Symposium 2024: Understanding the Current State of Transboundary Pollution)(2025/03/06)
Others
Arts and Fieldwork
Patent
Theme to the desired joint research
Grant-in-Aid for Scientific Research
○「福島原子力発電所事故由来のセシウムからみた北太平洋北域の溶存汚染物質循環」(2021-2023)
○「溶存性および吸着性放射性核種を利用した日本列島近海の汚染物質循環の解析」(2018-2020)
○「複数の放射性核種の高分解能空間分布からみた日本列島周辺海域の物質循環」(2015-2017)
○「複数の放射性核種の三次元分布からみた日本列島を取り巻く海洋物質循環に関する研究」(2012-2014)
○「複数の放射性核種の三次元分布からみた日本海の物質循環に関する研究」(2009-2011)
○「短寿命宇宙線誘導核種をトレーサーとする水文科学研究」(2007-2008)
○「近年の海面水位上昇が及ぼす沿岸水の滞留時間の長期化問題と生態系への影響」(2009-)
Competitive research funding,Contribution
Collaborative research,Consignment study
Classes (Bachelors)
Classes (Graduate Schools)
○Applied Chemistry of Environmental Radioactivity(2017)
○Applied Chemistry of Environmental Radioactivity(2017)
○Material Analysis Chemistry IV(2017)
○Nuclear Geochemistry(2017)
○Seminar in Material Analysis(2017)
○Seminar in Material Analysis(2017)
○Applied Chemistry of Environmental Radioactivity(2017)
○Applied Chemistry of Environmental Radioactivity(2017)
○Applied Chemistry of Environmental Radioactivity(2016)
○Material Analysis Chemistry IV(2016)
○Nuclear Geochemistry(2016)
○Seminar in Material Analysis(2016)
○Seminar in Material Analysis(2016)
○Applied Chemistry of Environmental Radioactivity(2016)