Nagai Hiroto

ナガイヒロト | Nagai Hiroto

Affiliation and department：
Job title： Specially Appointed Associate Professor
Other affiliations (2)：

National Research Institute for Earth Science and Disaster Prevention Snow and Ice Research Center Visiting Researcher
Japan Agency for Marine-Earth Science and Technology Institute of Arctic Climate and Environment Research Invited Researcher

Research field (4)： Science education , Disaster prevention engineering , Environmental dynamics , Atmospheric and hydrospheric science

Research keywords (7)： remote sensing , synthetic aparture radar , Google Earth Engine , NoBADI , SINOBi , clinical environmental study , SDGs

Research theme for competitive and other funds (7)：

2022 - 2025 Development of inclusive educational program on environmental/disaster remote sensing for non-professionals
2022 - 2023 Exploration around earth observational sonification: To discover harmony of earth's sound and human's music
2019 - 2022 Development of SAR-derived snow-depth map
2016 - 2021 PALSAR-2データを用いた山間地域における水害・土砂災害のコヒーレンス解析
2019 - 2020 衛星を活用した積雪域の広域積雪審分布把握を目指した積雪中マイクロ波反射特性の解明

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Papers (26)：

Hiroto Nagai, Takahiro Abe, Masato Ohki. SAR-Based Flood Monitoring for Flatland with Frequently Fluctuating Water Surfaces: Proposal for the Normalized Backscatter Amplitude Difference Index (NoBADI). Remote Sensing. 2021. 13. 20. 4136-4136
Ryo Natsuaki, Hiroto Nagai. Synthetic Aperture Radar Flood Detection under Multiple Modes and Multiple Orbit Conditions: A Case Study in Japan on Typhoon Hagibis, 2019. Remote Sensing. 2020. 12. 6. 903-903
Masato Ohki, Takeshi Motooka, Takahiro Abe, Hiroto Nagai, Takeo Tadono, Yukihiro Kankaku, Masanobu Shimada. ALOS-2 Mission Status Updates. IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium. 2018
Ryo Natsuaki, Hiroto Nagai, Naoya Tomii, Takeo Tadono. Sensitivity and Limitation in Damage Detection for Individual Buildings Using InSAR Coherence-A Case Study in 2016 Kumamoto Earthquakes. Remote Sensing. 2018. 10. 2. 245-245
Ryo Natsuaki, Masato Ohki, Hiroto Nagai, Takeshi Motohka, Takeo Tadono, Masanobu Shimada, Shinichi Suzuki. Performance of ALOS-2 PALSAR-2 for disaster response. International Geoscience and Remote Sensing Symposium (IGARSS). 2017. 2017-. 2434-2437

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MISC (16)：

Nagai Hiroto, Kawashima Katsuhisa, Yamashita Katsuya, Sunako Sojiro, Yamaguchi Satoru, Hasatani Ryuta, Sekiya Yuuki, Nakayama Shunsuke, Ohkawa Shotaro, Uehara Takamasa. Backscatter amplitude analysis of SAR satellites at snow-buried corner reflectors. Summaries of JSSI and JSSE Joint Conference on Snow and Ice Research. 2020. 2020. 55-55
永井裕人, 永井裕人, 河島克久, 山下克也, 砂子宗次朗, 山口悟, 架谷隆太, 関矢祐輝, 中山舜介, 大川翔太郎, et al. Backscatter amplitude analysis of SAR satellites at snow-buried corner reflectors. 雪氷研究大会講演要旨集(Web). 2020. 2020
Nagai Hiroto, Yamaguchi Satoru, Yamashita Katsuya, Motoyoshi Hiroki, Hayashi Ryo, Hasatani Ryuta, Ohkawa Shotaro, Yagi Takuma, Kawashima Katsuhisa, Satoh Takumi, et al. Estimation of snow depth spatial distribution using space-borne synthetic aperture radars- Basic analysis evaluation and synchronous satellite observation planning -. Summaries of JSSI and JSSE Joint Conference on Snow and Ice Research. 2019. 2019. 128
永井裕人, 永井裕人, 山口悟, 山下克也, 本吉弘岐, 林諒, 架谷隆太, 大川翔太郎, 八木拓馬, 河島克久, et al. Estimation of snow depth spatial distribution using space-borne synthetic aperture radars- Basic analysis evaluation and synchronous satellite observation planning -. 雪氷研究大会講演要旨集(Web). 2019. 2019
永井裕人, 山口悟, 山下克也, 鹿島真弓. PALSAR-2後方散乱強度変化と積雪深との関係. 日本地球惑星科学連合大会予稿集(Web). 2019. 2019

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Books (2)：

2016 Kumamoto Earthquake: Measuring Uplift and Depression Using Synthetic Aperture Radar
Esri 2017
臨床環境学
名古屋大学出版会 2014 ISBN:9784815807825

Lectures and oral presentations (60)：

マイクロ波を強く反射する地上物体と合成開口レーダーを利用した積雪の空間分布可視化手法の検討
(JpGU2023 2023)
Toward improvement of satellite-derived thermal resistance for supra-glacial debris
(EGU General Assembly 2023 2023)
Composing music for string quartet from earth observation datasets - how does the composer’s intervention enrich sonification works?
(EGU General Assembly 2023 2023)
Findings and challenges of SAR-based snow-depth mapping for Japanese wet/deep snow
(IUGG/IAMAS Early Career Scientist Symposium Asia/Oceania Edition 2022)
Estimation of flow velocity of Shirase Glacier using Sentinel-1 SAR data
(JpGU2022 2022)

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Works (2)：

Polar Stereographony
Hiroto Nagai 2023 - 現在
String Quartet No.1 "Polar Energy Budget"
Hiroto Nagai 2023 - 現在

Education (3)：

2010 - 2014 Nagoya University Graduate School of Environmental Studies Doctor degree program, Department of Earth and Environmental Sciences
2008 - 2010 Nagoya University Graduate School of Environmental Studies Master's degree program, Department of Earth and Environmental Sciences
2004 - 2008 Nagoya University School of Science Department of Earth and Planetary Sciences

Professional career (1)：

Doctor of Environmental study (Nagoya Univ.)

Work history (8)：

2023/04 - 現在 Rissho University Faculty of Geo-Environmental Science Department of Geography Specially Appointed Associate Professor
2021/08 - 現在 Japan Agency for Marine-Earth Science and Technology Institute of Arctic Climate and Environment Research Invited Researcher
2018/07 - 現在 National Research Institute for Earth Science and Disaster Prevention Snow and Ice Research Center Visiting Researcher
2022/04 - 2023/03 Tokyo City University Faculty of Environmental and Information Studies Lecturer (part-time)
2018/04 - 2023/03 Waseda University Department of Earth Science, Shool of Education Assistant Professor

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Committee career (4)：

2022/06 - 現在 The Remote Sensing Society of Japan Editorial board for Journal of the Remote Sensing Society of Japan
2021/06 - 現在 The Japanese Society of Snow and Ice Director of the western-Japan branch
2015/09 - 2023/06 The Japanese Society of Snow and Ice Editorial board for the Journal of the Japanese Society of Snow and Ice
2020/04 - 2022/03 The Saga Pref .Space & Science Museum Expert committee of space education program

Awards (5)：

2019/06 - (一社)日本リモートセンシング学会優秀論文発表賞正規化後方散乱強度変化指標(NoBADI)の提案と米国ハリケーン被害への応用
2016/05 - ESRIジャパンユーザ会第12回GISコミュニティフォーラム・マップギャラリー第5位衛星データで見る2016年熊本地震
2015/05 - ESRIジャパンユーザ会第11回GISコミュニティフォーラム・マップギャラリー第2位 JAXA地球観測衛星によるネパール地震の緊急観測対応 ~地殻変動量の検出から山岳集落の状況把握まで~
2014/02 - Kaga city 平成25年度中谷宇吉郎科学奨励賞ヒマラヤの岩屑被覆氷河の衛星観測による研究
2013/05 - 日本地球惑星科学連合地球人間圏科学セクション学生優秀発表賞 ALOS衛星を用いたブータンヒマラヤにおける氷河台帳の作成

Association Membership(s) (3)：

立正地理学会 , THE JAPANESE SOCIETY OF SNOW AND ICE , THE REMOTE SENSING SOCIETY OF JAPAN

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