Prince of Tennis: You are Not Allowed to Play Tennis in Seishun

After traveling to the world of Prince of Tennis, he became a neighbor and childhood friend of Tezuka. Kamikawa loaded a data panel system, and he could become stronger just by exercising every day. In order to avoid tragedy, he persuaded Tezuka to join Hyotei and won three consecutive national championships. "Mr. Kamikawa, you are only 25 years old, but you have become a tennis legend. How do you feel?!" "Myth? Have you ever seen the moment when the sun just rises at four in the morning?" "This..." "Rather than saying it's a myth, it's better to say that I just worked a little harder than ordinary people."