Lee, H. , Fischer, T. P., Maarten de Moor, J., Sharp, Z. D., Takahata, N., and Sano Y. Nitrogen recycling at the Costa Rican subduction zone: The role of incoming plate structure. Scientific Reports 7, 13933. doi:10.1038/s41598-017-14287-y.

地球最古の海洋堆積物から生命の痕跡を発見! 約40億年前の微生物による炭酸固定の証拠
Tashiro, T., Ishida, A., Hori, M., Igisu, M., Koike, M., Pauline, M., Takahata, N., Sano, Y., and Komiya, T. Early trace of life from 3.95 Ga sedimentary rocks in Labrador, Canada. Nature 549, 516-518. doi:10.1038/nature24019.

Dung, L. Q., Tanaka, K., Dung, L. V., Fui, S. Y., Lachs, L., Kadir, S. T. S. A., Sano, Y., and Shirai, K. Biomagnification of total mercury in the mangrove lagoon foodweb in east coast of Peninsula, Malaysia. Regional Studies in Marine Science (in press) doi: 10.1016/j.rsma.2017.08.006.

Zhang, L.,Guo, Z., Sano, Y., Zhang, M., Sun, Y., Cheng, Z., and Yang, T. F. Flux and genesis of CO 2 degassing from volcanic-geothermal fields of Gulu-Yadong rift (GYR) in the Lhasa terrane, South Tibet: Constraints on characteristics of deep carbon cycle in the India-Asia continent subduction zone Journal of Asian Earth Sciences (in press) doi: 10.1016/j.jseaes.2017.05.036.

Füllenbach, C. S., Schöne, B. R., Shirai, K., Takahata, N., Ishida, A., and Sano, Y. Minute co-variations of Sr/Ca ratios and microstructures in the aragonitic shell of Cerastoderma edule (Bivalvia) – Are geochemical variations at the ultra-scale masking potential environmental signals? Geochimica et Cosmochimica Acta 205, 256–271. doi: 10.1016/j.gca.2017.02.019.

Chen, C.-H., Liu, Y.-H., Lee, C.-Y., Sano, Y., Zhou, H.-W., Xiang, H., and Takahata, N. The Triassic reworking of the Yunkai massif (South China): EMP monazite and U-Pb zircon geochronologic evidence Tectonophysics 694, 1–22.

Roulleau, E., Bravo, F., Pinti, D. L., Cabusson, S. B., Pizarro, M., Tardani, D., Munoz, C., Sanchez, J., Sano, Y., Takahata, N., Cal, F., Esteban, C., and Morota, D. Structural controls on fluid circulation at the Caviahue-Copahue Volcanic Complex (CCVC) geothermal area (Chile-Argentina), revealed by soil CO 2 and temperature, self-potential, and helium isotopes. Journal of Volcanology and Geothermal Research 341, 104-118. doi: 10.1016/j.jvolgeores.2017.05.010

Lee, H., Fischer, T. P., Muirhead, J. D., Ebinger, C. J., Kattenhorn, S. A., Sharp, Z. D., Kianji, G., Takahata, N., and Sano, Y. Incipient rifting accompanied by the release of subcontinental lithospheric mantle volatiles in the Magadi and Natron basin, East Africa Journal of Volcanology and Geothermal Research (in press) doi: 10.1016/j.jvolgeores.2017.03.017

Koike, M., Sugiura, N., Takahata, N., Ishida, A., and Sano, Y. U-Pb and Hf-W dating of young zircon in mesosiderite Asuka 882023. Geophysical Research Letters 44. doi: 10.1002/2016GL071609

Toki, T., Iwata, D., Tsunogai, U., Komatsu, D., Sano, Y., Takahata, N., Hamasaki, H., and Ishibashi, J. Formation of gas discharging from Taketomi submarine hot spring off Ishigaki Island in the southern Ryukyu Islands, Japan Journal of Volcanology and Geothermal Research 330, 24-35. doi: 10.1016/j.jvolgeores.2016.11.018.


Sano, Y., Takahata, N., Kagoshima, T., Shibata, T., Onoue, T., Zhao, D. Groundwater helium anomaly reflects strain change during the 2016 Kumamoto earthquake in Southwest Japan. Scientific Reports 6, 37939. doi: 10.1038/srep37939

Wen, H.-Y., Sano, Y., Takahata, N., Tomonaga, Y., Ishida, A., Tanaka, K., Kagoshima, T., Shirai, K., Ishibashi, J., Yokose, H., Tsunogai, U., Yang, T. F. Helium and methane sources and fluxes of shallow submarine hydrothermal plumes near the Tokara Islands, Southern Japan Scientific Reports 6, 34126. doi: 10.1038/srep34126

Koike, M., Sano, Y., Takahata, N., Ishida, A. , Sugiura, N., and Anand, M. Combined investigation of H isotopic compositions and U-Pb chronology of young Martian meteorite Larkman Nunatak 06319. Geochemical Journal 50, 363-377. doi:10.2343/geochemj.2.0424.

Toki, T., Itoh, M., Iwata, D., Ohshima, S., Shinjo, R., Ishibashi, J., Tsunogai, U., Takahata, N., Sano, Y., Yamanaka, T., Ijiri, A., Okabe, N., Gamo, T., Muramatsu, Y., Ueno, Y., Kawagucci, S., and Takai, K. Geochemical characteristics of hydrothermal fluids at Hatoma Knoll in the southern Okinawa Trough. Geochemical Journal 50, 493-525. doi: 10.2343/geochemj.2.0449.

Pinti, D. L., Ishida, A., Takahata, N., Sano, Y., Bureau, H., and Cartigny, P. Micron-scale d13C determination by NanoSIMS in a Juina diamond with a carbonate inclusion. Geochemical Journal 50, e7-e12.

Toki, T., Hamamoto, A., Tawata, M., Miyazaki, J., Nakamura, K., Abe, M., Takai, K., Sano, Y., Takahata, N., Tsunogai, U., and Ishibashi, J. Methanogens in H2-rich hydrothermal fluids resulting from phase separation in a sediment-starved, basalt-hosted hydrothermal system. Chemical Geology 447, 208-218. doi: 10.1016/j.chemgeo.2016.11.004

Roulleau, E., Tardani, D., Sano, Y, Takahata, N., Vinet, N., Bravo, F., Muñoz, C., ans Sanchez, J. New insight from noble gas and stable isotopes of geothermal/hydrothermal fluids at Caviahue-Copahue Volcanic Complex: Boiling steam separation and water-rock interaction at shallow depth. Journal of Volcanology and Geothermal Research 328, 70-83.

Kawagucci, S., Miyazaki, J., Noguchi, T., Okamura, K., Shibuya, T., Watsuji, T., Nishizawa, M., Watanabe, H., Okino, K., Takahata, N., Sano, Y., Nakamura, K., Shuto, A., Abe, M., Takaki, Y., Nunoura, T., Koonjul, M., Singh, M., Beedessee, G., Khishma, M., Bhoyroo, V., Bissessur, D., Kumar, L. S., Marie, D., Tamaki K., and Takai, K. Fluid chemistry in the Solitaire and Dodo hydrothermal fields of the Central Indian Ridge. Geofluid 16, doi: 10.1111/gfl.12201.

Kagoshima, T., Sano, Y., Takahata, N., Ishida, A., Tomonaga, Y., Roulleau, E., Pinti, D. L., Fischer, T. P., Lan, T., Nishio, Y., Tsunogai, U., and Guo, Z. Spatial and temporal variations of gas geochemistry at Mt. Ontake, Japan. Journal of Volcanology and Geothermal Research 325, 179-188.

海底熱水に含まれる揮発性物質の起源: 熱水性鉱石に閉じ込められた流体を分析することで、揮発性物質の地球深部循環を探る
Ooki, M., Kagoshima, T., Takahata, N., Ishibashi, J., Lan, T., Guo, Z. and Sano, Y. Volatile element isotopes of submarine hydrothermal mineral deposits in the Western Pacific. Geochemistry, Geophysics, Geosystems 17, doi:10.1002/2016GC006360.

Nomaki, H., Bernhard, M., Ishida, A., Tsuchiya, K., Uematsu, K., Tame, A., Kitahashi, T., Takahata, N., Sano, Y., and Toyofuku, T. Intracellular isotope localization in Ammonia sp. (Foraminifera) of oxygen-depleted environments: results of Nitrate and Sulfate Labeling experiments. Frontiers in Microbiology 7, 1-12. doi: 10.3389/fmicb.2016.00163

Iurchenko A. L., Takahata, N., Tanaka, K., Sano Y., Balushkina, N. S., Kalmykov, G. A. The Nature of Scattered and Concretion Pyrite in the Upper Abalak Formation of the Salym Oil Field (Western Siberia). Moscow University Geology Bulletin 71, 466–471.

Tardani, D., Reich, M., Roulleau, E., Takahata, N., Sano, Y., Peréz-Flóres, P., Sánchez, P., Cembrano, J., and Arancibia, G. Exploring the structural controls on helium, nitrogen and carbon isotope signatures in hydrothermal fluids along an intra-arc fault system. Geochimica et Cosmochimica Acta 184, 193-211.


Fujiya, W., Sugiura, N., Marrocchi, Y., Takahata, N., Hoppe, P., Shirai, K., Sano, Y., Hiyagon, H. Comprehensive study of carbon and oxygen isotope compositions, trace element abundances and cathodoluminescence intensities of calcite in the Murchison CM chondrite. Geochimica et Cosmochimica Acta 161, 101-117. doi: 10.1016/j.gca.2015.04.010

Nakayama, N., Shirai, K., Sano, Y., Gamo, T., and Obata, H. Sulfides in oxic seawater over the submarine hydrothermal area of Kikai Caldera south of Kyushu Island, Japan. Geochemical Journal 49, e1-e7. doi: 10.2343/geochemj.2.0374

Sano, Y., Kagoshima, T., Takahata, N., Nishio, Y., Roulleau, E., Pinti, DL., and Fischer, TP. Ten-year helium anomaly prior to the 2014 Mt Ontake eruption. Scientific reports 5, article number: 13069. doi:10.1038/srep13069

二枚貝の化石から先史の日射量を推定 5千年前の日射量をおよそ3時間間隔で明らかに
Hori, M., Sano, Y., Ishida, A., Takahata, N., Shirai, K., and Watanabe, T. Middle Holocene daily light cycle reconstructed from the strontium/calcium ratios of a fossil giant clam shell. Scientific reports 5, article number: 8734. doi:10.1038/srep08734

Kagoshima, T., Sano, Y., Takahata, N., Maruoka, T., Fischer, T. P., and Hattori, K. Sulphur geodynamic cycle. Scientific reports 5, article number:8330. doi: 10.1038/srep08330

Roulleau, E., Sano, Y., Takahata, N., Yang, F. T., and Takahashi, H. A. He, Ar, N and C isotope compositions in Tatun Volcanic Group (TVG), Taiwan: Evidence for an important contribution of pelagic carbonates in the magmatic source. Journal of Volcanology and Geothermal Research 303, 7–15.

Roulleau, E., Vinet, N., Sano, Y., Takahata, N., Shinohara, H., Ooki, M., Takahashi, H. A., Furukawa, R. Effect of the volcanic front migration on helium, nitrogen, argon, and carbon geochemistry of hydrothermal/magmatic fluids from Hokkaido volcanoes, Japan. Chemical Geology 414, 42–58.

Vautour, G., Pinti, D. L., Mejean, P., Saby, M., Meyzonnat, G., Larocque, M., Castro, M. C., Hall, C. M., Boucher, C., Roulleau, E., Barbecot, F., Takahata, N., and Sano, Y. 3H/3He, 14C and (U–Th)/He groundwater ages in the St. Lawrence Lowlands, Quebec, Eastern Canada. Chemical Geology 413, 94-106.


Namiki, A. and Kagoshima, T. Intermittent and efficient outgassing by the upward propagation of film ruptures in a bubbly magma. Journal of Geophysical Research: Solid Earth 119, 919–935. doi:10.1002/2013JB010576.

Sano, Y., Toyoshima, K., Ishida, A., Shirai,K., Takahata, N.,Sato,T., Komiya,T. Ion microprobe U-Pb dating and Sr isotope measurement of a protoconodont. Journal of Asian Earth Sciences 92, 10-17. doi: 10.1016/j.jseaes.2014.05.024

Yui, T.-F., Usuki, T., Chen, C.-Y., Ishida, A., Sano, Y., Suga, K., Iizuka, Y. and Che, C.-T., Dating thin zircon rims by NanoSIMS: the Fengtien nephrite (Taiwan) is the youngest jade on Earth. International Geological Reviews 56, 1932-1944. doi: 10.1080/00206814.2014.972994

Koike, M., Ota, Y., Sano, Y., Takahata, N., N. Sugiura, High-spatial resolution U-Pb dating of phosphate minerals in Martian meteorite Allan Hills 84001. Geochemical journal 48(5), 423-431. doi: 10.2343/geochemj.2.0319

Sano, Y., Takada, M., Takahata, N., Fujiya, W. and Sugiura, N. Ion microprobe Al–Mg dating of single plagioclase grains in an Efremovka chondrule. Geochemical Journal 48 vol.2, pp. 133-144. doi: 10.2343/geochemj.2.0294

Okada, Y., Sawaki, Y., Komiya, T., Hirata, T., Takahata, N., Sano, Y., Han, J., Maruyama, S. New chronological constraints for Cryogenian to Cambrian rocks in the Three Gorges, Weng'an and Chengjiang areas, South China. Gondwana Research 25(3), 1027-1044. doi: 10.1016/j.gr.2013.05.001

東北沖地震に伴い深部流体が マントルから海溝までプレート境界を迅速に移動した
Sano, Y., Hara, T., Takahata, N., Kawagucci, S., Honda, M., Nishio, Y., Tanikawa, W., Hasegawa, A. and Hattori, K. Helium anomalies suggest a fluid pathway from mantle to trench during the 2011 Tohoku-Oki earthquake. Nature Communications 5:3084 doi: 10.1038/ncomms4084

Gamo, T., Nakayama, N., Takahata, N., Sano, Y., Zhang, J., Yamazaki, E., Taniyasu, S. and Yamashita, N. The Sea of Japan and its Unique Chemistry Revealed by Time-Series Observations over the Last 30 Years. Monographs on Environment, Earth and Planets 2, 1-22





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