Susugi's the owner of a graveyard where he works as the grave keeper. He also runs a small Chinese tea house. When he was a child his parents died in an accident. After that he and his older brother Kai came to live with some relatives where both of them were beaten. Susugi's brother had been sexually abused by the head of the household. After his death, they started to use Susugi as his replacement. Before he met Jirou and Tarou, he had been living alone.