Multi-Mind Mayhem: Isekai Tensei Soudouki

🇯🇵異世界転生騒動記 · Isekai Tensei Soudouki

MangaShounenOngoing🇯🇵 First published in 2015ActionAdventureFantasy

Ryousen Takami story · Honoji art

Bard Cornelius: the son of a nobleman of Mauricia, an empire located in a parallel universe. But Bard is no ordinary boy―he's got three souls packed into one body! Aside from his own consciousness, he's got Oka Sanai, a miserly samurai, and Masaharu Oka, a high school otaku who loves animal ears.

Synopsis via AniList