Sumida, Tokyo
Born Shinobu (信夫), Abe was the first son of Hōun Abe, then the chief priest of Jōzen-ji in Sumida, Tokyo, and later 60th Nichiren Shoshu High Priest Nichikai. His mother, Myoshuni, was a female priest. He entered the priesthood in 1928 by tonsure, taking the Buddhist name" Shinno" (信雄).