
Ryuu Lion (リュー・リオン) is a main character in Is It Wrong to Try to Pick Up Girls in a Dungeon? IV Part 2 and 1 other title, voiced in Japanese by Saori Hayami. The series' music includes "Is It Wrong to Try to Pick Up Girls in a Dungeon? II - Opening | Hello to Dream", "DanMachi Season 4 Part 2 - Ending Full『Kirikizu』by Sajou no Hana".