Kikai is a Japanese name and may refer to:
Places in Japan Kikai Caldera, Ōsumi Islands of Kagoshima Prefecture Kikaijima, one the Amami Islands Kikai, Kagoshima, a town on Kikaijima, Kagoshima Prefecture
Other uses Kikai language, a dialect cluster spoken on Kikai Island, Japan Hiroh Kikai (1945–2020), Japanese photographer