1
Quick Answer
- Hello Kitty-tachi to Utaou! Kodomo no Uta Best Album: Yume no Hiyoko(Music · 2 eps)
- Hello Kitty-tachi to Utaou! Kodomo no Uta Best Album: Timing(Music · 3 eps)
- Hello Kitty-tachi to Utaou! Kodomo no Uta Best Album: Wa ni Natte Odorou(Music · 3 eps)
- Hello Kitty-tachi to Utaou! Kodomo no Uta: Mary-san no Hitsuji(Music · 7 eps)
Total: ~15 episodes / 6h watch time
Hello Kitty-tachi to Utaou! Kodomo no Uta: Mary-san no Hitsuji Watch Order(2026)
Hello Kitty-tachi to Utaou! Kodomo no Uta: Mary-san no Hitsuji's watch order is straightforward once you see it laid out. 0 main series, 0 movies, and 0 OVA/specials — all in the right sequence.
4 entries ~6h total
Full Watch Order (Release Order)
2
3
Hello Kitty-tachi to Utaou! Kodomo no Uta Best Album: Wa ni Natte Odorou
Music3 eps~1h
Finished Airing4
Hello Kitty-tachi to Utaou! Kodomo no Uta: Mary-san no Hitsuji(you are here)
Music7 eps~3h
Finished AiringFrequently Asked Questions
What's the best order to watch Hello Kitty-tachi to Utaou! Kodomo no Uta: Mary-san no Hitsuji?
Release order. Start with Hello Kitty-tachi to Utaou! Kodomo no Uta Best Album: Yume no Hiyoko and go down the list. This is how the creators intended the story to unfold — later entries build on what came before, and watching out of order can spoil key reveals.
How long does it take to watch all of Hello Kitty-tachi to Utaou! Kodomo no Uta: Mary-san no Hitsuji?
About 6 hours total across 15 episodes and 4 entries. At 3-4 episodes per day, that's roughly 5 days.
Can I skip the movies and OVAs?
This franchise is mostly main series content with no standalone movies or OVAs to worry about.
Release order or chronological order?
Go with release order for your first time through. Chronological can be tempting, but shows are written with release order in mind — reveals hit harder and character arcs make more sense. Save chronological for a rewatch if you want a different perspective.
More about Hello Kitty-tachi to Utaou! Kodomo no Uta: Mary-san no Hitsuji
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