SAWAI SHUJIRO

Profile Information

Affiliation: Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency

J-GLOBAL ID: 200901034091305402
researchmap Member ID: 5000019340

Research Interests

Research Areas

Aerospace, marine, and maritime Engineering / Aerospace engineering /

Committee Memberships

Apr, 2025 - Mar, 2026

President, JSASS

Papers

383

Terminal Powered Descent Guidance for the Smart Lander for Investigating Moon

Ito Takahiro, Ueda Satoshi, Yokota Kentaro, Sakai Shin-ichiro, Sawai Shujiro

Journal of Guidance, Control, and Dynamics, 25-29, Mar 11, 2025 Peer-reviewed
Vision-based navigation and obstacle detection flight results in SLIM lunar landing

Takayuki Ishida, Seisuke Fukuda, Kazuki Kariya, Hiroyuki Kamata, Keiki Takadama, Hirohisa Kojima, Shujiro Sawai, Shinichiro Sakai

Acta Astronautica, 226 772-781, Jan, 2025
Microgravity Experiment using Drop Tower and CFD-DEM Coupled Simulation about Plume-Surface Interaction

Mitsuhisa Baba, Shinpei Okita, Kentaro Watanabe, Yusuke Maru, Shujiro Sawai, Osamu Mori, Kazuhisa Fujita

AIAA SCITECH 2023 Forum, Jan 19, 2023
Development of Lithium-Ion Pouch Cell Using Stainless-Steel Laminated Film for JAXA’s SLIM Lunar Lander

Hiroyuki TOYOTA, Yu MIYAZAWA, Shusaku KANAYA, Akio KUKITA, Hiroatsu KONDO, Kazuya KOIDE, Takahiro KUHARA, Kazuyuki NAKAMURA, Taro KAWANO, Hitoshi NAITO …

TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, 66(6) 199-208, 2023
固体ロケットモーターを用いたサンプリングプローブの提案とモーターのジンバル制御による着陸成立性の検討

Kaoru Namiki, Yuki Takao, Naoki Morishita, Shota Kikuchi, Yusuke Maru, Osamu Mori, Yuichi Tsuda, Shujiro Sawai

AEROSPACE TECHNOLOGY JAPAN, THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, 22 51-61, 2023
Scattering Tendency of Surface Objects during Thrusting in Vicinity of Celestial Body

Maiko YAMAKAWA, Yusuke MARU, Mitsuhisa BABA, Yu DAIMON, Kazuhisa FUJITA, Shujiro SAWAI, Osamu MORI, Yuichi TSUDA

TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, AEROSPACE TECHNOLOGY JAPAN, 21 29-35, 2023
Chemical propulsion system

Osamu Mori, Kenichi Kushiki, Shujiro Sawai, Maki Shida, Yusuke Maru, Keisuke Michigami, Hideshi Kagawa, Taiichi Nagata, Junichi Nakatsuka, Daisuke Goto …

Hayabusa2 Asteroid Sample Return Mission: Technological Innovation and Advances, 433-452, Jan 1, 2022
ATRIUM Combined Cycle Propulsion Flight Test Project

Matthew Richardson, Hiroaki Kobayashi, Yuki Sakamoto, Yusuke Maru, Shinichiro Tokudome, Satoshi Nonaka, Shujiro Sawai, Akira Oyama, Daisaku Masaki, Satoshi Takada …

ASCEND 2021, Nov 15, 2021
Development of 500N class bipropellant ceramic thruster for SLIM (Smart Lander for Investigating Moon)

Daijiro Shiraiwa, Nobuhiko Tanaka, Kohei Kojima, Takao Kaneko, Shinichiro Sakai, Kenichi Kushiki, Shujiro Sawai, Keisuke Michigami, Taro Kawano, Kenta Goto …

Proceedings of the International Astronautical Congress, IAC, C4, 2021
Verification of the Transient Behavior of the SLIM Propulsion System (Smart Lander for Investigating Moon)

Go Fujii, Kaname Kawatsu, Yu Daimon, Keisuke Michigami, Kenichi Kushiki, Shujiro Sawai, Shinichiro Sakai

AIAA Propulsion and Energy Forum, 2021, 2021
Verification of the scattering mechanism of celestial surface objects by thruster injection

Maiko Yamakawa, Yusuke Maru, Shujiro Sawai, Mitsuhisa Baba, Kazuhisa Fujita, Yu Daimon, Osamu Mori, Yuichi Tsuda

Proceedings of the International Astronautical Congress, IAC, A2, 2021
Study on Cleaning Method for Oxidizer Thrust Valve of Space Propulsion System

Keisuke Michigami, Osamu Mori, Hideshi Kagawa, Shujiro Sawai

AEROSPACE TECHNOLOGY JAPAN, THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, 20 134-137, 2021
小型月着陸実証機SLIM向け高精度レーザ測距センサの原理実証モデルの開発

西野祐一, 今城勝治, 柳澤隆行, 中野貴敬, 下地治彦, 水野貴秀, 福田盛介, 澤井秀次郎, 櫛木賢一, 坂井真一郎

映像情報メディア学会技術報告, 45(3(IST2021 1-7)), 2021
Scattering mechanism of surface material by thrusting near asteroid

Maiko Yamakawa, Kentaro Watanabe, Hiroumi Tani, Yusuke Maru, Toshihiro Chujo, Jun Matsumoto, Hikaru Eguchi, Keisuke Michigami, Taro Kawano, Hajime Yano …

Proceedings of the International Astronautical Congress, IAC, 2020-October, 2020
SLIM (Smart Lander for Investigating Moon) project for pin-point landing demonstration

SAKAI Shin-ichiro, KUSHIKI Kenichi, SAWAI Syujiro, FUKUDA Seisuke, ARAKAWA Tetsuhito, SAITO Hiroo, SHIMOJI Haruhiko

日本地球惑星科学連合大会予稿集(Web), 2020, 2020
Study of Leg Arrangement for Stable Touchdown during Two-Step Landing for SLIM

KAWANO Taro, KAWANO Taro, MARU Yusuke, OKUIZUMI Nobukatsu, SAWAI Shujiro, NOHMI Masahiro

Transactions of the Japan Society for Aeronautical and Space Sciences, Aerospace Technology Japan (Web), 18(5), 2020
Covariance analysis in lunar swing-by orbit by SLIM

谷口正, 山本洋介, 大西隆史, 中野将弥, 市川勉, 竹内央, 植田聡史, 福田盛介, 坂井真一郎, 櫛木賢一 …

計測自動制御学会制御部門マルチシンポジウム(CD-ROM), 7th, 2020
宇宙機のダイナミクスに関する研究

澤井秀次郎, 瀬田晴明, 丸祐介

宇宙航空研究開発機構特別資料 JAXA-SP-(Web), (20-002), 2020
小型月着陸実証機(SLIM)の推進系システム燃焼試験結果とシステム設計への反映

藤井剛, 道上啓亮, 谷洋海, 河津要, 大門優, 櫛木賢一, 澤井秀次郎, 坂井真一郎

宇宙科学技術連合講演会講演集(CD-ROM), 64th, 2020
Spacecraft Self-Location Estimation Based on Estimated Error of Close Craters

藁谷由香, 中理怡恒, 高玉圭樹, 鎌田弘之, 石田貴行, 福田盛介, 澤井秀次郎, 坂井真一郎

宇宙科学技術連合講演会講演集(CD-ROM), 64th, 2020

Misc.

Vision-based Navigation Technology for SLIM Lunar Pinpoint Landing

狩谷和季, 石田貴行, 福田盛介, 澤井秀次郎, 坂井真一郎

画像ラボ, 36(1), 2025
赤外線天文衛星GREX-PLUS計画:衛星システムの検討

山村一誠, 井上昭雄, 鈴木仁研, 中川貴雄, 小川博之, 小田切公秀, 坂井真一郎, 澤井秀次郎, 竹内伸介, 冨木淳史 …

日本天文学会年会講演予稿集, 2024, 2024
Experimental study on explosive ignition mechanism between hydrazine and MON3

後藤健太, 道上啓亮, 伊里友一朗, 中塚潤一, 森治, 香河英史, 澤井秀次郎, 堀恵一

宇宙科学技術連合講演会講演集(CD-ROM), 67th, 2023
Verification of Strength of Large Diaphragms for Static Acceleration in SLIM

河野太郎, 道上啓亮, 佐藤泰貴, 澤井秀次郎, 櫛木賢一, 江口光

宇宙科学技術連合講演会講演集(CD-ROM), 67th, 2023
Improvement of Landing Stability of Vertical Takeoff and Landing Rockets by Reducing Friction Force using Wheels

坂田泰生, 河野太郎, 森治, 丸祐介, 澤井秀次郎, 能見公博

宇宙科学技術連合講演会講演集(CD-ROM), 67th, 2023
探査機の熱制御に用いるポリイミドフォームの電子線環境における帯電特性評価

河野, 太郎, 宮澤, 優, 金城, 富宏, 羽森, 仁志, 秋月, 祐樹, 豊田, 裕之, 丸, 祐介, 福田, 盛介, 澤井, 秀次郎, 坂井, 真一郎 …

令和3年度宇宙科学に関する室内実験シンポジウム講演集 = Proceedings of 2022 Symposium on Laboratory Experiment for Space Science, Feb, 2022
Common Key Technologies for Lunar Activities

森治, 佐伯孝尚, 吉光徹雄, 古賀勝, 狩谷和季, 田邊宏太, 目黒裕章, 佐藤直樹, 中塚潤一, 香河英史 …

宇宙科学技術連合講演会講演集(CD-ROM), 66th, 2022
Progress of Flight Test bed Plan for ATRIUM Engine

坂本勇樹, 小林弘明, 丸祐介, 徳留真一郎, 野中聡, 澤井秀次郎, 大山聖, 三浦政司, 正木大作, 高田仁志 …

宇宙科学技術連合講演会講演集(CD-ROM), 66th, 2022
Optimization of orbit determination and trajectory correction after SLIM lunar swing-by

谷口正, 市川勉, 竹内央, 植田聡史, 福田盛介, 坂井真一郎, 櫛木賢一, 澤井秀次郎

宇宙科学技術連合講演会講演集(CD-ROM), 66th, 2022
タッチアンドゴーサンプリングプローブを用いたサンプルリターンミッションの検討

NAMIKI Kaoru, SAWAI Shujiro, MORISHITA Naoki, KIKUCHI Shota, MORI Osamu, MARU Yusuke, TSUDA Yuichi

[第31回アストロダイナミクスシンポジウム講演後刷り集] = The 31th Workshop on JAXA Astrodynamics and Flight Mechanics, Jul, 2021
Development study on function improvement of sub-orbital small size rocket system

GOTO Ken, MARU Yusuke, YAMADA Kazuhiko, SHIDA Maki, FUKUSHIMA Yosuke, YAMAMOTO Takayuki, TOKUDOME Shinichiro, NONAKA Satoshi, MINESUGI Kenji, TAKEUCHI Shinzuke …

観測ロケットシンポジウム2020 講演集 = Proceedings of Sounding Rocket Symposium 2020, Mar, 2021
Development Results of SLIM Propulsion System

道上啓亮, 後藤健太, 河野太郎, 羽森仁志, 奥泉信克, 古川克己, 澤井秀次郎, 櫛木賢一, 坂井真一郎

宇宙科学技術連合講演会講演集(CD-ROM), 65th, 2021
Consideration on Orbital Control Covariance after SLIM Swing-by

谷口正, 山本洋介, 中野将弥, 市川勉, 竹内央, 植田聡史, 福田盛介, 坂井真一郎, 櫛木賢一, 澤井秀次郎

計測自動制御学会制御部門マルチシンポジウム(CD-ROM), 8th, 2021
Examination of propulsion subsystem for UZUME probe

中塚潤一, 長田泰一, 春山純一, 角有司, 河野功, 安光亮一郎, 澤井秀次郎, 香河英史, 森治

宇宙科学技術連合講演会講演集(CD-ROM), 65th, 2021
Optimization of orbit determination and trajectory correction after SLIM lunar swing-by

谷口正, 山本洋介, 中野将弥, 市川勉, 竹内央, 植田聡史, 福田盛介, 坂井真一郎, 櫛木賢一, 澤井秀次郎

宇宙科学技術連合講演会講演集(CD-ROM), 65th, 2021
再使用型宇宙輸送システムにおける大気アシスト飛行の実証研究

丸祐介, 佐藤哲也, 小林弘明, 徳留真一郎, 野中聡, 澤井秀次郎, Maru Yusuke, Sato Tetsuya, Kobayashi Hiroaki, Tokudome Shinichiro …

観測ロケットシンポジウム2019 講演集 = Proceedings of Sounding Rocket Symposium 2019, Aug, 2019
The Impact of Hazardous Terrain on Lunar Landing Performance

GLASER Christopher, KAWANO Taro, MARU Yusuke, SAWAI Shujiro

Jul, 2019
小型月着陸実証機 SLIM における月面接地時の荷重条件推定

河野太郎, 丸祐介, 奥泉信克, 澤井秀次郎, 能見公博, Kawano Taro, Maru Yusuke, Okuizumi Nobukatsu, Sawai Shujiro, Nohmi Masahiro

第34回宇宙構造・材料シンポジウム：講演集録 = Proceedings of 34th Symposium on Aerospace Structure and Materials, Dec, 2018
Development of SLIM Propulsion System

道上啓亮, 奥泉信克, 河野太郎, 戸部裕史, 澤井秀次郎, 佐藤英一, 高井努, 田中伸彦, 白岩大次郎, 野中吉紀 …

宇宙科学技術連合講演会講演集(CD-ROM), 62nd ROMBUNNO.1D08, 2018
Study of SLIM Lunar Touchdown Dynamics

河野太郎, 丸祐介, 奥泉信克, 澤井秀次郎, 佐藤英一, 戸部裕史, 能見公博, 北薗幸一

宇宙科学技術連合講演会講演集(CD-ROM), 62nd ROMBUNNO.1D06, 2018

Research Projects

Development study of Hypersonic flight demonstrator for spaceplane technologies

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, May, 2013 - Mar, 2018

Sawai Shujiro, Yoshimitsu Tetsuo
Development of Micro-gravity Experiment System using High-altitude Balloon

Grants-in-Aid for Scientific Research, Grant-in-Aid for Creative Scientific Research, Japan Society for the Promotion of Science, 2004 - 2008

HASHIMOTO Tatsuaki, SAITO Toshitaka, ISHIKAWA Takehiko, INATOMI Yuko, SAWAI Syujiro, SAKAI Shin'ichiro, YOSHIMITSU Tetsuo, KOBAYASHI Hiroaki, FUJITA Kazuhisa, NOBUTAKA Bando, YAMAKAWA Hiroshi
月惑星探査技術の研究

2007
気球を利用した無重力実験システム

2004
Study on Autonomous Landing Guidance Method for Spacecraft

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, 1998 - 2001

NINOMIYA Keiken, KUBOTA Takashi, HASHIMOTO Tatsuki, ICHIRO Jun, MARUYA Makoto, SAWI Shujiro
極超音速飛行実証技術の研究

2001

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