Tomatopin(1982)

Original title: とまとぴん

Sorako, who wears a Seiko-chan haircut and is bullied, meets Namao, an orphan, and the two begin a new life together, growing vegetables. However, Namao sets off on a journey to search for his mother, and Sorako follows after him carrying a magical tomato given to her by Nina, the fairy of vegetables...