The father of the protagonist, Uro Honda, was originally a professional baseball player and lost his mother at a young age. However, at the age of six, his father was hit in the head by Joe Gibson's touch ball during a game, resulting in a brain hematoma and passed away. Afterwards, Wataro's kindergarten teacher, Momoko Hoshino (Mao Zhi's girlfriend), adopted Wataro at the age of nine
The father of the protagonist, Uro Honda, was originally a professional baseball player and lost his mother at a young age. However, at the age of six, his father was hit in the head by Joe Gibson's touch ball during a game, resulting in a brain hematoma and passed away. Afterwards, Wataro's kindergarten teacher, Momoko Hoshino (Mao Zhi's girlfriend), adopted Wataro at the age of nine