Miracle Giants Dome-kun.

ミラクルジャイアンツ童夢くん

Miracle Giants Dome-kun (ミラクル・ジャイアンツ童夢くん, Mirakuru Jaiantsu Dōmu-kun) is a Japanese anime television series based on a manga by Shotaro Ishinomori. It ran for 49 episodes and was animated by Studio Gallop. Directed by Takashi Watanabe, the anime closely follows the adventures of Dome Shinjo, a 10-year-old boy who is the son of a deceased legendary player of Yomiuri Giants.