Kaika. Name origin: The wish for him to be as beautiful as the sea on a warm summer day, and for his talents to one day bloom (kaika). Good-looking, handsome, slender but muscular, resembles Hayato Sano. Alias: Wolf of Hell. Nickname: Kai. Childhood friend of Katsura, Gintoki, and Takasugi. 178cm. Strong. Heartthrob. Occupation: Joui Patriot, same faction as Katsura. Black hair. Calm. Male. Cares deeply for his comrades, never shows tears or weakness in front of others. 27 years old. High alcohol tolerance. Strength: On par with Shoyo-sensei. Likes smoking, though doesn't do it every single time. Deep blue eyes leaning towards indigo. Cool-headed and intelligent. Excellent penmanship. Wears the haori given to him by Shoyo-sensei when he was little, styled loosely. Past: Regained his human emotions after being saved by Shoyo-sensei. However, when he saw Shoyo beheaded before his eyes, he fell into despair at his own helplessness; his emotions drained away again, and he lost the fear of death. Pompadour hairstyle. Swoon-worthy. Maybe the strongest...? His parents were killed when he was young; he hates the killer and is determined to find and kill them. He doesn't mind dying if it's for someone else's sake; he wants to be someone's reason for living, doesn't want to lose anyone, and wants to make his mom and dad proud they gave birth to him—because that is his happiness, and he wants to live happily. His face has been perfectly handsome since he was a child. Devoted to his friends, a neat freak, prefers everything in black or white because colorful things hurt his eyes. A Gintama character.