Wakai toppū

On his way back to Yokohama, a young boy named Kenji Hase encounters a girl named Yoshiko who is being harassed by the Kaminaryu gang. He rescues her and they head towards Yokohama in Yoshiko's car. In Yokohama, there is an uproar because Kenji's father, Shozo Hase, a customs officer, has been accused of stealing confi…