Keishiro Azami

Profile Information

Affiliation: Research Scientist, Ocean Resources Research Center of Next Generation, Chiba Institute of Technology

Degree: Ph.D. (Engineering)(Mar, 2022, The University of Tokyo)
Master of Science(Mar, 2018, Tohoku University)
Bachelor of Science(Mar, 2016, Tohoku University)

Researcher number: 90963877
ORCID iD: https://orcid.org/0000-0003-2885-078X
J-GLOBAL ID: 202201002929347246
researchmap Member ID: R000033826

Research Interests

Research Areas

Natural sciences / Solid earth science / Geochemistry

Research History

Apr, 2024 - Present

Research Scientist, Ocean Resources Research Center of Next Generation, Chiba Institute of Technology
Apr, 2022 - Apr, 2024

Department of Resources and Environmental Engineering, School of Creative Science and Engineering, Waseda University

Education

Apr, 2018 - Mar, 2022

Department of System Innovation, The Graduate School of Engineering, The University of Tokyo
Apr, 2016 - Mar, 2018

Department of Earth Science, Graduate School of Science, Tohoku University
Apr, 2014 - Mar, 2016

Division of Earth and Planetary Materials Sciences, Faculty of Science, Tohoku University

Awards

Mar, 2019

若手奨励賞, ブルーアースサイエンス・テク2019
Mar, 2017

若手奨励賞, ブルーアースサイエンス・テク2017
Sep, 2011

Silver medal, International Earth Science Olympiad
Jun, 2011

Grand prize, Japan Earth Science Olympiad Committee

Papers

Origin of ferromanganese deposits in the Jurassic to Cretaceous accretionary complex: Implications for the deep-sea environment around ocean anoxic events

Keishiro Azami, Koichiro Fujinaga, Naoto Hirano, Yasuhiro Kato

Ore Geology Reviews, May 7, 2025
Study on Stone Blocks Used for Resthouses Along the Northwest Royal Road Connecting Angkor in Cambodia and Phimai in Thailand Based on On-Site Magnetic Susceptibility Measurements and Chemical Composition Analyses

Etsuo Uchida, Yoshimitsu Kobayashi, Aoi Mizumori, Kaito Kuriyama, Keishiro Azami

Heritage, 8(3) 106-106, Mar 14, 2025
A study on the possible construction order of the temples in Mahendraparvata on the summit of Kulen Mountain, Cambodia, based on brick and sandstone materials

Etsuo Uchida, Aoi Mizumori, Kaito Kuriyama, Keishiro Azami

npj Heritage Science, 13(1), Feb 19, 2025
Formation of hydrothermal ferromanganese oxides in the Daini-Nishi-Yamato Seamount, Sea of Japan: Do they really contain critical-metal particles?

Keishiro Azami, Tokio Doshita, Kanta Koyama, Shiki Machida, Kentaro Nakamura, Yasuhiro Kato, Etsuo Uchida

Ore Geology Reviews, Sep, 2024
Formation of hydrothermal ferromanganese oxides from the Daigo-Kume Knoll in the middle Okinawa Trough, Japan

Keishiro Azami, Kanta Koyama, Shiki Machida, Kyoko Okino, Kazutaka Yasukawa, Yasuhiro Kato, Etsuo Uchida

Marine Geology, 463 107117-107117, Jul, 2023
Hydrothermal ferromanganese oxides around a petit-spot volcano on old and cold oceanic crust

Keishiro Azami, Shiki Machida, Naoto Hirano, Kentaro Nakamura, Kazutaka Yasukawa, Tetsu Kogiso, Masao Nakanishi, Yasuhiro Kato

Communications Earth & Environment, 4(1), Jun 1, 2023
Geochemistry of ferromanganese nodules in the soil of Okinawa Island, Japan: Paleoclimatic implications and discrimination scheme of the nodule origins

Kazutaka Yasukawa, Yasuhiro Kato

Journal of Asian Earth Sciences: X, 8 100127-100127, Dec, 2022
87Sr/86Sr Isotopic Ratio of Ferromanganese Crusts as a Record of Detrital Influx to the Western North Pacific Ocean

Keishiro Azami, Naoto Hirano, Jun-Ichi Kimura, Qing Chang, Hirochika Sumino, Shiki Machida, Kazutaka Yasukawa, Yasuhiro Kato

Minerals, 12(8) 943-943, Jul 27, 2022
Stratigraphic Variations of Fe–Mn Micronodules and Implications for the Formation of Extremely REY-Rich Mud in the Western North Pacific Ocean

Kazutaka Yasukawa, Satoshi Kino, Junichiro Ohta, Keishiro Azami, Erika Tanaka, Kazuhide Mimura, Koichiro Fujinaga, Kentaro Nakamura, Yasuhiro Kato

Minerals, 11(3) 270-270, Mar 6, 2021
Geochemical features of Fe-Mn micronodules in deep-sea sediments of the western North Pacific Ocean: Potential for co-product metal extraction from REY-rich mud

Kazutaka Yasukawa, Satoshi Kino, Keishiro Azami, Erika Tanaka, Kazuhide Mimura, Junichiro Ohta, Koichiro Fujinaga, Kentaro Nakamura, Yasuhiro Kato

Ore Geology Reviews, 127 103805-103805, Dec, 2020
Rare earth elements and yttrium (REY) variability with water depth in hydrogenetic ferromanganese crusts

K. Azami, N. Hirano, S. Machida, K. Yasukawa, Y. Kato

Chemical Geology, 493 224-233, Aug, 2018

Misc.

X-ray diffraction intensities of the hydrothermal ferromanganese oxides obtained from a petit-spot volcano

Azami, Keishiro, Shiki Machida, Naoto Hirano, Kentaro Nakamura, Kazutaka Yasukawa, Tetsu Kogiso, Masao Nakanishi, Yasuhiro Kato

figshare, 2023
Process of hydrothermal activity estimated from independent component analysis

浅見慶志朗, 町田嗣樹, 平野直人, 中村謙太郎, 安川和孝, 小木曽哲, 加藤泰浩, 加藤泰浩

日本地質学会学術大会(Web), 129th, 2022
Elucidating the timing and characteristics of a growth hiatus of the Minamitorishima ferromanganese nodules based on age dating through Os isotope stratigraphy and elemental mapping using μXRF

青柳颯汰, 大田隼一郎, 大田隼一郎, 矢野萌生, 見邨和英, 浅見慶志朗, 野崎達生, 野崎達生, 野崎達生, 野崎達生 …

日本地質学会学術大会(Web), 129th, 2022
Dredge cruise on petit-spot volcanoes and IODP drilling earth science-Great discovery: explosion crater (Maar) in the abyssal plane, off Tohoku-

石井輝秋, 金子誠, 平野直人, 町田嗣樹, 松本亜沙子, 秋澤紀克, 佐藤勇輝, 油谷拓, 油谷拓, 浅見慶志朗 …

日本地球惑星科学連合大会予稿集(Web), 2020, 2020
「新青丸」KS-18-9航海,プチスポット火山ドレッジ研究速報と展望 : 歴史的大発見 : 東北沖太平洋超深海底の爆裂火口(マール)—Quick report of the R/V Shinsei-maru KS-18-9 dredge cruise on petit-spot volcanoes : Historical great discovery : explosion crater (Maar) in the Pacific abyssal plane, off Tohoku

石井輝秋, 金子誠, 平野直人, 町田嗣樹, 松本亜沙子, 秋澤紀克, 佐藤勇輝, 油谷拓, 浅見慶志朗, 桂木悠希 …

公益財団法人深田地質研究所年報 = Annual report, (20) 105-128, 2019

Presentations

Geochemistry of hydrothermal ferromanganese oxides from Daigo-Kume Knoll in the Okinawa Trough

JpGU Meeting 2023, May, 2023
Geochemistry of terrestrial ferromanganese nodules in soils as a potential paleoclimate indicator

JpGU Meeting 2023, May, 2023
プチスポット火山による海洋地殻に対する熱水変質の影響

浅見慶志朗, 町田嗣樹, 平野直人, 小木曽哲, 中村謙太郎, 加藤泰浩

日本地球化学会第69回年会, Sep 7, 2022
独立成分分析に基づく低温熱水活動の推移

浅見慶志朗, 町田嗣樹, 平野直人, 中村謙太郎, 安川和孝, 小木曽哲, 加藤泰浩

日本地質学会第129年学術大会, Sep 5, 2022
Geochemical features of Fe-Mn micronodules in deep-sea sediments around Minamitorishima Island: Potential for co-product metal extraction from REY-rich mud

Yasukawa Kazutaka, Kino Satoshi, Azami Keishiro, Tanaka Erika, Mimura Kazuhide, Ohta Junichiro, Fujinaga Koichiro, Nakamura Kentaro, Kato Yasuhiro

Sep, 2021
High-resolution dating of ferromanganese nodules around Minamitorishima Island based on osmium isotopic ratio

Aoyagi Sota, Ohta Junichiro, Azami Keishiro, Nakamura Kentaro, Yasukawa Kazutaka, Nozaki Tatsuo, Machida Shiki, Kimura Jun-ichi, Kato Yasuhiro

Sep, 2021
Geochemical features of Fe-Mn micronodules in deep-sea sediments around Minamitorishima Island: Implications for the formation process of extremely REY-rich mud

Yasukawa Kazutaka, Kino Satoshi, Ohta Junichiro, Azami Keishiro, Tanaka Erika, Mimura Kazuhide, Fujinaga Koichiro, Nakamura Kentaro, Kato Yasuhiro

Sep, 2021
Chemostratigraphy of ferromanganese crusts based on Independent Component Analysis

Azami, K, Chang, Q, Kimura, J-I, Yasukawa, K, Nakamura, K, Kato, Y

JpGU 2020, Jul, 2020
鉄マンガンクラストの微細化学層序

浅見慶志朗, 常青, 木村純一, 安川和孝, 中村謙太郎, 加藤泰浩

日本地質学会第126年学術大会, Sep, 2019
High-resolution chemostratigraphy of Fe-Mn crusts

Azami, K, Chang, Q, Kimura, J-I, Yasukawa, K, Nakamura, K, Kato, Y

Goldschmidt, Aug, 2019
The first report of the evidence for hydrothermal activity in old oceanic plate

Azami, K, Machida, S, Hirano, N, Kogiso, T, Kato, Y

JpGU 2019, May, 2019
鉄マンガンクラストのREE組成の水深依存性：海水中溶存REEの地球化学に対する示唆

浅見慶志朗, 平野直人, 町田嗣樹, 安川和孝, 加藤泰浩

日本地質学会第125年学術大会, Dec, 2018
Origin of Diagenetic Signal in Hydrogenetic Ferromanganese Crusts from Petit-spot Volcanoes

Azami, K, Hirano, N, Takahashi, N, Watanabe, T

AOGS (Asia Oceania Geoscience Society) 14th Annual Meeting, Aug, 2017
REE and Y Distribution in Deep Submarine Ferromanganese Crusts

Azami, K, Hirano, N, Machida, S, Yasukawa, K, Kato, Y

Goldschmidt, Jun, 2016

Professional Memberships

Apr, 2022 - Present

The Geochemical Society of Japan
Apr, 2018 - Present

日本地質学会
Apr, 2016 - Present

Japan Geoscience Union

Research Projects

海底鉱物資源生成史の解明による地球表層システム変動の新たな描像

科学研究費助成事業, 基盤研究(S), 日本学術振興会, Apr, 2025 - Mar, 2030

加藤泰浩, 安川和孝, 桑原佑典, 岩森光, 矢野萌生, 浅見慶志朗, 見邨和英, 野崎達生
鉄マンガンクラストのLu-Hf絶対年代測定法の開発：真に全球的な地球史解読を目指して

科学研究費助成事業, 若手研究, 日本学術振興会, Apr, 2025 - Mar, 2028

浅見慶志朗
Construction of a new view of the Earth that integrates the environment, life and resources based on the understanding of the phenomenon of asteroid impacts in oceans

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (S), Japan Society for the Promotion of Science, Apr, 2023 - Mar, 2028
Petrological study on stone materials and their deterioration in the Khmer monuments including the Angkor monuments

Grants-in-Aid for Scientific Research, Fund for the Promotion of Joint International Research (Fostering Joint International Research (B)), Japan Society for the Promotion of Science, Oct, 2019 - Mar, 2025
Establishment of ferromanganese crust stratigraphy: from environment change to plate motion

Grants-in-Aid for Scientific Research Grant-in-Aid for JSPS Fellows, Grant-in-Aid for JSPS Fellows, Japan Society for the Promotion of Science, Apr, 2018 - Mar, 2021

Profile Information

Research Interests

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Research History

Education

Awards

Papers

Misc.

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