The Brave Story franchise, spanning novels, manga, film, and video games, includes characters like Wataru Mitani, Mitsuru Ashikawa, Kee Keema, Meena, and Kutz. No character named Katsu appears within this series. The name Katsu is found elsewhere: in the historical figure Katsu Kokichi from a samurai autobiography, and as Katsuki Bakugo in the unrelated series My Hero Academia.