Hello Kitty-tachi to Utaou! Kodomo no Uta: Mary-san no Hitsuji

This music-themed series consists of 7 episodes in total. Each episode is very short, with a runtime of approximately 2 minutes.

Yes, the series is officially finished. It serves as a standalone entry and is the only installment in this specific franchise.

This is a music-focused series featuring Hello Kitty and friends. It is designed for children and centers on singing traditional songs like 'Mary Had a Little Lamb'.

No, you do not need to watch anything else beforehand. This title is the first and only entry in its franchise, making it a perfect starting point.

It is classified as a music anime. The content is specifically curated for young children to enjoy through song and familiar characters.

Yes, the series is perfectly suited for children. With its music-based theme and very short two-minute episodes, it is designed to be accessible and engaging for a younger audience.