Ichiban Kasuga is a former member of the Arakawa Family, a Tojo Clan subsidiary and a former contract employee at Hello Work. Due to his heroic exploits, he is also known as the "Hero of Yokohama". Kasuga has a very muscular build, has gray eyes and he has medium-length dark hair styled into a massive afro. Kasuga's signature attire consists of a maroon suit worn over a white shirt with an upturned collar. Kasuga is a fiercely loyal, passionate, and steadfast man with a strong sense of justice.