One day an explorer called Dr. Matsugale, found an egg in the cave on the Angel Island. The egg hatched and suddenly Kyoro-Chan was born . This is the first day that Kyoro-Chan and Dr. Matsugale met, and then they travel together through the world. After a few years, on the way back to Angel Island, a big storm hits the boat of the two and is lost to each other. Somehow Kyoro-Chan gets to the ground where he was born. From this day on, Kyoro-Chan begins his life and adventures on the Angel Island with Pachikuri, Kurin and Mikken.
