Kei Tachikawa

"Right, right. Let's finish this before lunch."

- Tachikawa, during Aftokrator's invasion.

Kei Tachikawa (太刀川 慶) is the A-class leader of Tachikawa Unit and Ranked #1 attacker. Due to his actions, he is an antagonist of the Black Trigger Retrieval Arc.

Appearance
Tachikawa has medium length brown hair. When not in combat, he usually wears a jacket over a black shirt and black trousers.

When in the trigger mode he wears a long black jacket with a Border emblem patch on his left sleeve, just like the rest of his unit.

Personality
Tachikawa is an arrogant person. He also likes to tease Miwa. Kei also acts like Jin, they have a similar way of thinking, which makes him unliked by Miwa. Despite that, he's quite friendly outside of the battlefield. He likes to joke around, just like Jin.