Furthermore, with the assistance of Masanori INABA, Ryoo acquired more than 10,000 volumes of the Min-ban Zoku-zo Daizo-kyo Sutra (The continuation of Tripitaka in Ming Edition) and 5,000 volumes of non-Buddhist books, Ryoo donated these books to the Zuisho-ji Temple.
また、稲葉正則の助力により、明版続蔵大蔵経1万巻余と外典5千巻余を入手し、瑞聖寺に寄進している。