Taigaku Shusu (太岳周崇)
Taigaku Shusu (1345 - October 27, 1423) was a priest of the Rinzai Sect of Buddhism from the period of the Northern and Southern Courts (Japan) to the middle of the Muromachi period. His imina (a personal name) was Shusu. His azana (adult male nickname) was Taigaku. Zengu-donin was used as a pseudonym. His secular surname was Ichinomiya. He came from Awa Province.
He studied under Mokuo Myokai in Rinsen-ji Temple in Kyoto, and entered into the priesthood. He received religious precepts, and was trained in Toji-ji Temple in Kyoto, and Engaku-ji Temple in Kamakura. He was embraced third Muromachi shogun, Yoshimitsu ASHIKAGA. In 1402, he assumed the position of chief priest of Shokoku-ji Temple in Kyoto, and then moved to Tenryu-ji Temple. In 1404, he was appointed as Rokuon Soroku (highest-ranking priest of the Gozan, the leader of the Zen sect), and served in the role for 10 years. He was familiar with the historical records of the Han Dynasty, and it is said that he was good at praying for rain in Shinsenen Temple, and that his prayers were efficacious.