Hello Kitty no Yuubinya-san Arigatou
Japanese title: ハローキティの 郵便屋さんありがとう
Type: OVA
Episodes: 1
Source: Unknown
Genres: Fantasy
Producers: Sanrio
Duration: 20 min
Rating: G - All Ages

Kitty's and Mimmy's class find out that Yuubinya-san, their town's postal worker, is having a hard time delivering the mail in his old age. They try to give him a gift as a thank you for all his years of hard work.