ISSN 2433-2216 (Online) ISSN 1349-1113 (Print)
研究開発の成果を学術論文の形にまとめた出版物 Research and Development Report (RR) is a publication of academic paper reporting results of JAXA research and development.

ISSN 2433-2224 (Online) ISSN 1349-1121 (Print)
研究開発の現況報告、技術試験報告、実験・観測データなど、速報性や資料的観点のある成果を まとめた出版物 Research and Development Memorandum (RM) is a publication on the results of prompt reports and/or value as a source such as reports of current research and development, accomplishment reports, experiment data and/or observation data.

ISSN 2433-2232 (Online) ISSN 1349-113X (Print)
プロジェクト等の活動報告、成果報告、研究会議の前刷集・後刷集 Special Publication (SP) is a preprint or reprinting of activity reports of projects, accomplishment reports and/or research meetings.

ISSN 2433-2240 (Online) ISSN 1349-1148 (Print)
宇宙航空研究開発機構との契約に基づいて、契約相手方がまとめた研究開発成果等の出版物 Contract Report (CR) is a publication made by contractors subject to agreements with JAXA.