He is the father of Terakado Tsuu Tsuu. 13 years ago, he was arrested for murder and he is currently serving a prison term. Before he got arrested he promised his daughter that he would come to her first live concert and give her a million roses.
He ecscaped from prison, taking Kagura "hostage" for the sole purpose of watching his daughter's first live concert. He, with the help of Gintoki and his daughter's fan club saved Tsuu from an carnivorous amanto fan of hers before turning himself in and going back to prison.
In Episode 30 , Tsuu mentions that he refered her to Yorozuya Gin-chan to help deal with death threats that she's been receiving.