|Base of Operations||Naraka High School|
|Seal location||Right shoulder blade|
Tatsumi has black hair and eyes. He wears the standard Naraka High School uniform and his character is located on his right shoulder blade.
AbilitiesEditTatsumi summons two halberds when he activates his seal. He wields them with great efficiency, such that Yoshitoshi Mino comments that he has no openings at all in combat.
- During his fight with Mino, it is noted that his weak point is his solar plexus.