Kōkaku (Treaty of Amiens Map Game)

His Most Imperial Majesty Kōkaku, Most Righteous Sovereign of the Empire of Japan, Lord of Kyōto, Emperor of Korea, Head of the House of Yamato (Japanese: 光格天皇 Kōkaku-tennō, Korean: 빛 격 천황　bich gyeog cheonhwang) is the incumbent Emperor of Japan. He is the 119th emperor of Japan, according to the traditional order of succession.

Kōkaku also became Emperor of Korea after the Korean-Japanese War of 1812 and subsequent instalment of the Korean Imperial puppet government.