Posts centered around Japan as a country. Such posts might showcase things such as Japanese culture, Japanese scenery, or personifications of Japan, for example.
Japan has several tags covering various eras in its history: these are Heian, Nanboku-chou Jidai, Sengoku Jidai, Edo Jidai, Boshin War, Taishou, Shouwa, Heisei, and Reiwa.