Ryūto Sakurai appears as a character within the "Bungaku Shōjo" franchise, including its OVA adaptation "Bungaku Shōjo Memoir I - Yume-Miru Shōjo no Prelude." Existing plot summaries and character descriptions center on protagonists like Tōko Amano and Konoha Inoue, leaving Ryūto Sakurai's specific background, narrative role, and character development unexplored across documented official media. No further details about his arc or contributions emerge from available sources.