 Shotaro was taken over by his mother and moved to his grandfather's house in Asakusa Eijucho , and moved to Nishitachi Elementary School in Shimotani.Grandfather Imai Kyosan is Gokenin in the house of adoption in the person of craftsman-Edo temperament was filled, and cherish the Shotaro on behalf of a busy mother.During this time, while working, she supported the family of the Imai family and remarried with a temporary leave of Shotaro, but she was unrelated and returned to her parents' home.