Ankokuji Ekei (安國寺惠瓊) (1539 - 1600) was a diplomat of Mōri clan, a powerful feudal clan in the Chūgoku region, Japan, as well as a Rinzai Buddhist monk following the Azuchi-Momoyama period of the 16th century. He went with Toyotomi Hideyoshi on his invasion of Korea, was named abbot of Tofuku-ji in Kyoto Prefecture, and was given a fiefdom of 60,000 koku in Iyo Province. When he fought against Tokugawa Ieyasu at the Battle of Sekigahara (1600), he was taken prisoner and later decapitated in Kyoto, along with Ishida Mitsunari and Konishi Yukinaga.

Ekei also served under Mori Motonari, being one of his favorite retainers, always calling him by the name of "little monk". Also known to be a master of tea, and the head priest of the Ankoku-ji. Ekei was also famous for being master of the "Spear of the Hozoin", he supposedly be-friended Magoichi Saika during the Honganji army's (which was led by Kennyo Honganji) campaign against the Oda army. Ekei was also renowned for his love of food and wine.

See also

• Buddhism in Japan
• List of Rinzai Buddhists