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


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

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


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

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


Yamazaki, A., Watanabe, T., Takahata, N., Sano, Y. and Tsunogai, U. Nitrogen isotopes in intra-crystal coralline aragonites. Chemical Geology 351, 276-280

Emilie, R., Sano, Y., Takahata, N., Kawagucci, S., Takahashi, H. He, N and C isotopes and fluxes in Aira caldera: Comparative study of hydrothermal activity in Sakurajima volcano and Wakamiko crater, Kyushu, Japan. Journal of Volcanology and Geothermal Research 258, 163-175

Fujiya, W., Sugiura, N., Sano, Y. and Hiyagon, H. Mn-Cr ages of dolomites and an ungrouped carbonaceous chondrite Tagish Lake.   Earth and Planetary Science Letters 362, 130-142

Kawagucci, S.,  Ueno, Y., Takai, K., Toki,T.,   Ito, M., Inoue, K., Makabe, A., Yoshida, N., Muramatsu, Y., Takahata, N., Sano, Y., Narita, T., Teranishi, G., Obata, H., Nakagawa, S., Nunoura, T. and Gamo, T.   Geochemical origin of hydrothermal fluid methane in sediment-associated fields and its relevance to the geographical distribution of whole hydrothermal circulation. Chemical Geology 339, 213-225

Li, Y., Kimura, J., Machida, S., Ishii, T., Ishiwatari, A., Maruyama, S., Qiu, H., Ishikawa, T., Kato, Y., Haraguchi, S., Takahata, N., Hirahara, Y. and Miyazaki, T. High-Mg Adakite and Low-Ca Boninite from a Bonin Fore-arc Seamount: Implications for the Reaction between Slab Melts and Depleted Mantle. Journal of Petrology 54, 1149-1175

Barnes, J.J., Franchi, I.A., Anand, M.,Tartese, R., Starkey, N.A., Koike, M., Sano, Y. and Russel, S.S.  Accurate and precise measurements of the D/H ratio and hydroxyl content in lunar aptites using NanoSIMS.   Chemical Geology 337-338, 48-55

Fujiya, W., Sugiura, N., Sano, Y. and Hiyagon, H. Mn-Cr ages of dolomites and an ungrouped carbonaceous chondrite Tagish Lake.   Earth and Planetary Science Letters 362, 130-142

土岐知弘、本田龍太郎、大嶺一希、角皆潤、小松大祐、佐野有司高畑直人、木下正高、 山城秀之, 沖縄本島北部屋我地島沿岸における湧出ガスの起源. 地球化学46, 257-274


Shirai, K., Sowa, K., Watanabe, T., Sano, Y., Nakamura, T. and Clode, P.  Visualization of sub-daily skeletal growth patterns in massive Porites corals grown in Sr-enriched seawater. J. Structural Biology 180, 47-56

Roulleau, E., Pinti, D.L., Stevenson, R.K., Takahata, N., Sano, Y. and  Pitre, F.  N, Ar and Pb isotopic co-variations: discriminating magmatic sources from fractionation processes in Monteregian Hills, Québec, Canada. Chemical Geology 326-327, 123-131

Watsuji, T., Nishizawa, M., Morono, Y., Hirayama, H., Kawagucci, S., Takahata, N., Sano, Y., Takai, K.  Cell-specific thioautotrophic productivity of epsilon-proreobacterial epibionts associated with Shinkaia crosnieri. PLOS ONE 7, e46282

Sakata, S., Maekawa, T. and Sano, Y.  Geochemistry and origin of natural gases dissolved in brines from gas fields in southwest Japan.  Geofluids 12, 327-335

Terada, K. and Sano, Y.  In-situ U-Pb dating of apatite by Hiroshima-SHRIMP: Contribution to Earth and Planetary Science. Mass Spectrometry 1, A0011 (10.5702/massspectrometry.A0011)

Sano, Y., Kobayashi, S., Shirai, K., Takahata, N., Matsumoto, K., Watanabe, T., Sowa, K. and Iwai, K. Past daily light cycle recorded in strontium/calcium ratios of giant clam shell. Nature Communications, 3:761 doi: 10.1038/ncomms1763

Kagoshima, T., Takahata, N., Jung, J., Amakawa, H., Kumagai, H. and Sano, Y. Estimation of sulfur, fluorine, chlorine and bromine fluxes at Mid Ocean Ridges using a new experimental crushing and extraction method. Geochemical Journal, 46, e21-e26

Fujiya, W., Sugiura, N., Hotta, H., Ichimura, K. and Sano, Y. Evidence for the late formation of hydrous asteroids from young meteoritic carbonates. Nature Communications, 3:627   DOI: 10.1038/ncomms1635

Shozugawa, K., Matsuo, M., Sano, Y., Toh, Y., Murakami, Y., Furutaka, K., Koizumi, M., Kimura, A., Hara, K., Kin, T., Oshima, M., Nakamura, S. and Harada, H. Chemical composition of sediments from marine shallow-water hydrothermal mounds in Wakamiko submarine crater revealed by multiple prompt gamma-ray analysis. Journal of Radioanalytical and Nuclear Chemistry, 291, 341-346   DOI: 10.1007/s10967-011-1347-9

Imayama, T., Takeshita, T., Yi, K., Cho, D.L., Kitajima, K., Tsutsumi, Y., Kayama, M., Nishido, H., Okumura, T., Yagi, K., Itaya, T. and Sano, Y. Two-stage partial melting and contrasting cooling history within the Higher Himalayan Crystalline Sequence in the far-eastern Nepal Himalaya. Lithos, 134, 1-22   DOI: 10.1016/j.lithos.2011.12.004


Morono, Y., Terada, T., Nishizawa, M., Ito, M., Hillion, F., Takahata, N., Sano, Y. and Inagaki, F. Carbon and nitrogen assimilation in deep subseafloor microbial cells. Proc. Nat. Aca. Sci., 108, 18295-18300

Fujiya, W., Sugiura, N., Takahata, N. and Hiyagon, H. In-situ chromium isotope measurement of chromium-rich fine grains in Murchison CM2 chondrite. Geochemical Journal, 45, 275-281

Hashizume, K., Takahata, N., Naraoka, H. and Sano, Y.  Extreme oxygen isotope anomaly with a solar origin detected in meteoritic organics. Nature Geoscience, 4, 165-168

Kawagucci, S., Chiba, H., Ishibashi, J., Yamanaka, T., Toki, T., Muramatsu, Y., Ueno, Y., Makabe, A., Inoue, K., Yoshida, N., Nakagawa, S., Nunoura, T., Takai, K., Takahata, N., Sano, Y., Narita, T., Teranishi, G., Obata, H., Gamo, T. Hydrothermal fluid geochemistry at the Iheya north field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems. Geochemical Journal, 45, 109-124


Dobrzhinetskaya, L.F., Green II, H.W., Takahata, N., Sano, Y. and Shirai, K. Crustal signature of δ13C and nitrogen content in microdiamonds from Erzgebirge, Germany: ion microprobe studies. Journal of Earth Science, 21, 623?634

Lan, T.F., Sano, Y., Yang, T.F., Takahata, N., Shirai, K. and Pinti, D.L. Evaluating Earth degassing in subduction zones by measuring helium fluxes from the ocean floor. Earth and Planetary Science Letters, 298, 317-322

Sugiura, N., Ichimura, K., Fujiya, W. and Takahata, N. Mn/Cr relative sensitivity factors for synthetic calcium carbonate measured with a NanoSIMS ion microprobe. Geochemical Journal, 44, e11-e16

Takahata, N., Tokutake, T., Shirai, K., Fujio, S., Tanaka, K. and Sano Y. Helium isotopes of seawater in the Philippine Sea and the western North Pacific. Geochemical Journal, 44, 451-460

Kawagucci, S., Shirai, K., Lan, T.F., Takahata, N., Tsunogai, U., Sano, Y. and Gamo, T. Gas geochemical characteristics of hydrothermal plumes at the HAKUREI and JADE vent sites, the Izena Cauldron, the Okinawa Trough. Geochemical Journal, 44, 507-518

Sano, Y., Furukawa, Y. and Takahata, N. Atmospheric helium isotope ratio: possible temporal and spatial variations. Geochimica et Cosmochimica Acta, 74, 4893-4901

Nishizawa, M., Maruyama, S., Urabe, T., Takahata, N. and Sano, Y. Micro-scale (1.5μm) sulphur isotope analysis of contemporary and early Archean pyrite. Rapid Communications in Mass Spectrometry 24, 1397-1404

Horiguchi, K., Ueki, S., Sano, Y., Takahata, N., Hasegawa, A. and Igarashi, G. Geographical distribution of helium isotope ratios in northeastern Japan. Island Arc, 19, 60-70

Aoki, K., Kitajima, K., Masago, H., Nishizawa, M., Terabayashi, M., Omori, S., Yokoyama, T., Takahata, N., Sano, Y. and Maruyama, S. Reply to “Comment on ‘Metamorphic P?T?time history of the Sanbagawa belt in central Shikoku, Japan and implications for retrograde metamorphism during exhumation’” by S. R. Wallis and S. Endo. Lithos, 116, 197-199

Nishio, Y., Okamura, K., Tanimizu, M., Ishikawa, T. and Sano, Y. Lithium and strontium isotopic systematics of waters around Ontake volcano, Japan: Implications for deep-seated fluids and earthquake swarms. Earth and Planetary Science Letters, 297, 567-576

Hong, W.L., Yang, T.F., Walia, V. Lin, S.J., Fu, C.C., Chen, Y.G., Sano, Y., Chen, C.H. and Wen, K.L. Nitrogen as the carrier gas for helium emission along an active fault in NW Taiwan. Applied Geochemistry, 25, 593-601

Gamo, T., Tsunogai, U., Ichibayashi, S., Chiba, H., Obata, H., Oomori, T., Noguchi, T., Baker, E.T., Doi, T., Maruo, M. and Sano, Y. Microbial carbon isotope fractionation to produce extraordinarily heavy methane in aging hydrothermal plumes over the southwestern Okinawa Trough. Geochemical Journal, 44, 477-487





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