Agatsuma may refer to: , Japanese shamisen player Agatsuma District, Gunma, a district in Gunma Prefecture, Japan Agatsuma, Gunma, a town in Gunma Prefecture, Japan Agatsuma River, a river in Japan Agatsuma Entertainment, a Japanese toy/video game company Zenitsu Agatsuma, a character from the manga/anime series Kimetsu no Yaiba (Demon Slayer) Japanese-language surnames