Nissho Shonin--a grandson of Suketsune KUDO, who was killed in the revenge of the Soga Brothers--founded a temple as a Hokke-ji Temple at the site where Suketsune's residence had been located.
曽我兄弟に仇討ちされた工藤祐経の屋敷だったところに、祐経の孫にあたる日昭上人が法華寺として開山。