Ryo Sumiyoshi has written at least 3 books. Their most popular book is MADK 1 with 3 saves with an average rating of -⭐.
Series
3 primary booksMADK is a 3-book series with 3 primary works first released in 2018 with contributions by Ryo Suzuri, 硯遼, and 陳姿君.
Series
1 primary bookOmnibus) [Our Torsos Align: Human x Monster Love is a 0-book series first released in 2022 with contributions by Ryo Sumiyoshi.