|Job||President of B-dash|
|Physical and Vital Statistics|
|Manga||Volume 2 Chapter 8|
Kojirou Ryuuzaki (竜崎 虎次郎 Ryūzaki Kojirō) is the president of B-dash who and Ryouma Ichijou's boss. Upon suspecting that Ryouma was involved with Izumi Sena, he was furious given that he is a part of his rival company, SenaPro.
Although Kojirou looks young, he is actually in his forties. He has long blonde hair that he usually wears in a low ponytail. He also has red eyes, light skin, and wears a purple shirt with white pants.
Kojirou is seen as a strict and short-tempered guy who yells a lot when he's angry and tends to contradict himself on points he's trying to make that he often stands on top of his desk whenever he becomes angry.
- The name Kojirou means "tiger" (虎) (ko), "next" (次) (ji) and "son" (郎) (rou).
- Koujirou's surname Ryuuzaki means "dragon" (竜) (ryuu) and "cape, peninsula" (崎) (zaki/saki).
- Koujirou's favorite food is meat while his least favorite food is veggies.