The sixteenth letter 'Hakkotsu' of go jo me (the fifth quire of sutra) of Ofumi which was selected by Rennyo, the eighth chief priest of Jodo Shinshu (the True Pure Land Sect of Buddhism) Hongan-ji Temple is especially famous in ofumi.
浄土真宗本願寺八世蓮如が撰述した御文の5帖目第16通「白骨」（はっこつ）は、御文の中でも特に有名なものである。