Modern Japanese Buddhist studies scholar (齊藤 隆信), specialist in Chinese Buddhist apocrypha. Co-edited (with 大內文雄 Ōuchi Fumio) the critical text of the Jìngdù sānmèi jīng 淨度三昧經 KR6v0076 for Zàngwài fójiào wénxiàn vol. 7.