Biographies
- Bibliography of Persons in Modern Japanese Politics (近現代日本政治関係人物文献目録（国立国会図書館）)
- Statesman and Policies Database System (政治家・政策データベース)
Constitution of Japan
- Constitution Of Japan, 1946 (日本国憲法)
- Constitutional Revision Research Project (Reischauer Institute of Japanese Studies, Harvard University)
- Birth of the Constitution of Japan (日本国憲法の誕生)
- Sangiin Kenpo Chosakai Hokokusho (参議院憲法調査会報告書)
Databases
- Full-text Database System for the Minutes of the Diet (国会会議録検索システム)
- "The World and Japan" Database Project (データベース「世界と日本」)
- e-Gov (電子政府の総合窓口)
Government Organizations
- Ministry of Foreign Affairs of Japan (外務省)
- Shusho Kantei (Prime Minister's Official Residence) (首相官邸)
- New Organization Administrative Chart (新たな行政機構のイメージ図)
- House of Councilors (参議院)
- House of Representatives (衆議院)