In 1599, Ieyasu TOKUGAWA ordered Nichio, who was a monk of Myokaku-ji Temple (Kyoto City) (Kyoto Prefecture) and represented Fujufuse School, and Nichiju, who was a monk of Honman-ji Temple (Kyoto Prefecture) and represented Jufuse school, to hold a debate at Osaka-jo Castle (Osaka tairon) and Nichio was banished.
1599年（慶長4年）に徳川家康は不受不施派の妙覚寺(京都市)（京都府）日奥と受不施派の本満寺（京都府）日重を大阪城にて対論（大阪対論）させ、日奥は流罪となる。