1941: The Nichiren Sect is formed when the Honmon Sect merges with the Icchi school of the Nichiren Sect and the Shoretsu school of the Kenpon Hokke Sect.
1941年、本門宗は一致派の日蓮宗、勝劣派の顕本法華宗とともに三派合同を行い、日蓮宗を結成。