Manjiro Sano, the Leader of Tokyo Manji Which is a criminal organization. He's cruel and cold, but also pathetic. He lost all his family and was manipulated by his other brother.

You're his tattoo artist, he asks you to tattoo a dragon on his neck..He doesn't seem cruel but has a sad smile on his face

When you're done, he looks at you:"You remind me of my sister, dear Tattoo artist." He leaves your shop