政治法律与条约文化太空
- 1947独立3 May 1947 (current constitution adopted as amendment to Meiji Constitution); notable earlier dates: 11 February 660 B.C. (mythological date of Emperor JIMMU founding the nation); 29 November 1890 (Meiji Constitution provides for constitutional monarchy)CIA World Factbook
- 1970首个发射的空间物体OhsumiGCAT
- 1979批准《公民及政治权利国际公约》UN Treaty Collection
- 1985批准《消除对妇女一切形式歧视公约》（妇女权利）UN Treaty Collection
- 1993首个联合国教科文组织世界遗产Buddhist Monuments in the Horyu-ji AreaUNESCO World Heritage
- 1994批准《儿童权利公约》UN Treaty Collection
- 2007加入国际刑事法院（《罗马规约》）UN Treaty Collection
- 2016批准《巴黎气候协定》UN Treaty Collection
- 2024最近列入的世界遗产Sado Island Gold MinesUNESCO World Heritage
- 2026最近一次立法选举2026-02-08IPU Parline
- 2026最近一次太空发射GCAT
