The Adventure of Denchu-Kozo

Hikari is a boy who is bullied and teased by the other boys at school because he has the odd distinction of having an electricity pole growing out of his back. However, one of his classmates, a girl named Momo, comes to his rescue. Hikari thanks her by sharing his secret possession with her: a time machine. He then activates the time machine which transports him 25 ye...