Overflow (2020): Where to Watch, Cast & Facts
An evergreen, sourced guide to Overflow: streaming options, cast and core facts.

Here's the full cast of Overflow (2020) — who plays who — plus where to watch and the essential facts about this TV series.
Where to watch
Streaming availability changes by country and date — check TMDB or your local streaming app for current options.
Cast
Mai Kadowaki as Kotone Shirakawa (voice); Tomoe Tamiyasu as Ayane Shirakawa (voice); Sada Naohiro as Kazushi Sudou (voice)
About Overflow
Kazushi Sudou is a university student who is visited by his two childhood friends, the sisters Ayane and Kotone Shirakawa. When Ayane discovers that Kazushi not only forgot to buy her pudding but is also using her special lotion in the bath, she decides to take revenge and join Kazushi in his bath along with Kotone. Will the perverted Kazushi be able to remain indifferent to them both?
More like Overflow
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- Araiya-san! Ore to Aitsu ga Onnayu de!?
- Yamada's First Time: B Gata H Kei
- Rent-a-Girlfriend
- Harem Camp!
- Girls Bravo
Figures and availability come from public TMDB data and are provided as a sourced reference.
Frequently asked questions
Where can I watch Overflow?
Streaming availability changes by country and date — check TMDB or your local streaming app for current options.
Who is in the cast of Overflow?
Mai Kadowaki as Kotone Shirakawa (voice); Tomoe Tamiyasu as Ayane Shirakawa (voice); Sada Naohiro as Kazushi Sudou (voice)
Is this Overflow guide official?
No. It uses TMDB data as a reference and is not endorsed or certified by TMDB.



