Boke Sakura

Saku Raboke
Sakura Boke is Tetsus grandfather. His real name is quotSaku Rabokequot and quotSakura Bokequot is a nickname as well as a misinterpertation on his family regestry. He like all the other members of the Sakura family are not related but Tetsu is unaware of this fact. Saku is the remaining survivor of his family that died in assumably world war II.