Kōan (disambiguation)
Kōan stands for:
- Kōan , an exemplary statement in Zen Buddhism
- Kōan (Tennō) , the 6th Tennō of Japan (392–291 BC)
- Kōan (myth) , a Japanese annual motto (Nengō) from the 4th century BC. Chr.
- Kōan (Kamakura time) , a Japanese annual motto in the Kamakura time
- Kōan (Muromachi period) , a Japanese annual motto in the Muromachi period
- Kōanchōsa-chō , Public Security Intelligence Agency, an intelligence agency of the Japanese Ministry of the Interior