10 epsNew on Back'n'Time
I have a kindergarten under the sea
Episodes 1–10 stream here.
Episodes10 episodes · 1–10 free here
Free on Back'n'Time
The story
Quick answer: 10 episodes, English original audio, and episodes 1–10 play right here tonight.
Serena wakes up as an F-class princess of the Shell Clan—betrayed by her sister Lilith and her ex-fiancés, and dumped on a sunken ship. There she unlocks a Kindergarten System.
As she cares for Eldrin—now a child—and the other sea lords, she slowly wins their hearts, and ends up saving the ocean itself, becoming its queen.
- Episodes
- 10
- Language
- English
- Free here
- Episodes 1–10
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Questions people ask
How many episodes are there in I have a kindergarten under the sea?
I have a kindergarten under the sea has 10 episodes in total. Short dramas run about one to two minutes an episode, so it is an easy one-sitting binge. Episodes 1–10 play right here on Back'n'Time.
Can I watch I have a kindergarten under the sea for free?
Yes — the first 10 episodes are free to watch on this page, no account and no sign-up.
What happens after episode 10?
Tap episode 11, or any tile with a lock on it, and we hand you over to the official app at that episode. If the app isn't installed yet, you'll land on its store page first. We don't host the locked episodes and we never ask for payment details.
What's I have a kindergarten under the sea about?
The story section above has the setup without spoilers past episode 10.
What language is I have a kindergarten under the sea in?
The audio is English. It was added to Back'n'Time on Oct 22, 2026.
Episode 11 continues in the app
You've watched the free part. I have a kindergarten under the sea carries on in the official app — we'll open it at this episode.
Continue in the official appKeep watching 1–10