Kenichirou Ryuuzaki

Kenichiro Ryuuzaki (竜崎 憲一朗), or more commonly known by his nickname Kencho (ケンチョ) is a main character in Zombie 100. He is a former real estate salesman, and an old friend of Akira Tendou.

Akira Tendou
Kencho and Akira were friends from high school, when they both joined the same club together.