---
title: "Overflow"
year: 2020
canonical_url: "https://www.archytele.com/show/overflow-2020"
media_type: "tv"
tmdb_id: 95897
imdb_id: "tt14962432"
status: "Ended"
seasons_count: 1
episodes_count: 8
runtime_minutes: 7
community_rating: 7.3
vote_count: 88
content_rating: "TV-MA"
---

# Overflow (2020) — Television & Cinema Intelligence Dossier

> **Archytele Living Vault Canonical Record**: https://www.archytele.com/show/overflow-2020

## Executive Summary & Cultural Positioning

Overflow is a television mini-series that premiered in 2020. The animated comedy and romance program, which consists of one season, centers on a university student named Kazushi Sudou. The story begins when Kazushi is visited by his two childhood friends, the sisters Ayane and Kotone Shirakawa. The plot follows the interactions between the three characters after Ayane discovers that Kazushi failed to purchase pudding for her and used her special lotion while bathing. Seeking revenge, Ayane decides to join Kazushi in the bath alongside her sister, Kotone. The series explores whether Kazushi can remain indifferent to the presence of both sisters in this setting. The show was broadcast on Tokyo MX and is available to stream on platforms including Amazon Prime Video, the Anime Times Amazon Channel, and Crunchyroll. Episodes of the series, such as the second installment titled She Is Amidst a Dream Next to Me, were released beginning in January 2020. The production is categorized under the animation, comedy, drama, and romance genres.

## The Hook & The Verdict

**The Hook**: "A university student faces an unexpected situation when two childhood friends visit him at home."

### Why Watch
- short runtime
- character-driven premise

### Caveats & Content Note
- limited plot depth
- Tone & Suitability: This series contains suggestive themes and is intended for mature audiences.

**Micro-Themes & Vibe Matrix**: romantic, comedic, ecchi

## Streaming Availability Matrix

| Region | Stream (Subscription) | Free / Ads | Rent / Buy |
| :--- | :--- | :--- | :--- |

## Season Architecture & Lore Primers

### Season 1 (8 Episodes)
## Filler vs. Essential Episode Classifier

- **Total Tracked Episodes**: 8
- **Crucial Mytharc Episodes**: 3 (38%)
- **Character Core Episodes**: 5 (63%)
- **Side Quest / Filler Episodes**: 0 (0%)

## Key Cast Continuity

- **Mai Kadowaki** as *Kotone Shirakawa (voice)*
- **Tomoe Tamiyasu** as *Ayane Shirakawa (voice)*
- **Sada Naohiro** as *Kazushi Sudou (voice)*

## Canonical Frequently Asked Questions

### Q: What is the genre of Overflow?
It is categorized as an anime series.

### Q: Who are the main characters?
The story follows university student Kazushi Sudou and sisters Ayane and Kotone Shirakawa.

### Q: When was the series released?
The series was released in 2020.

### Q: What is the premise of the show?
Two sisters visit their childhood friend and decide to join him in the bath as revenge.

### Q: Is this a long series?
It is a short-form television mini series.

## Grounded Source Citations

- [Overflow Season 1 - watch full episodes streaming online](https://www.justwatch.com/in/tv-show/overflow/season-1)
- [Overflow (TV Mini Series 2020) - Episode list - IMDb](https://www.imdb.com/title/tt14962432/episodes/)
- [Overflow (2020) - Where to Watch - Moviefone](https://www.moviefone.com/tv-shows/overflow/ME6UUrvLOTRtZvJokBZ4W5/where-to-watch/)
- [Overflow (TV Series 2020-2020) — The Movie Database (TMDB)](https://www.themoviedb.org/tv/95897)
- [Season 1 Overflow - Watch on Crunchyroll](https://www.crunchyroll.com/watch/GE00366221JAJP/overflow)
- [Watch Overflow season 1 episode 1 streaming - BetaSeries](https://www.betaseries.com/en/episode/overflow/s01e01)

---
*Generated by Archytele Open Intelligence Systems. Data verified against TMDB and JustWatch APIs.*