# Nihon Chinbotsu: 2020
*Also known as: Japan Sinks: 2020 / 日本沈没2020*

## Facts
- Format: ONA
- Status: concluded
- Year: 2020
- Season: SUMMER

## Renewal Score
**Nihon Chinbotsu: 2020** has a **20% renewal probability** on Courcast (confidence: 91%) as of 2026-06-03.

## Synopsis
The setting for this adaptation is moved from 1970s Japan to 2020, just after the Tokyo Olympics. The story centers on the Mutou family, and the siblings Ayumu and Gou. The four members of the Mutou family are caught in an earthquake that hits Tokyo, and attempt to escape the city, while disaster claws at their heels.
(Source: Anime News Network)

## About Courcast
Courcast forecasts anime renewal probability using daily signals from streaming platforms, fan communities, and industry sources. Each CourScore (0–100) reflects fandom momentum, streaming performance, source material runway, and franchise history.

- Full details: https://courcast.com/title/nihon-chinbotsu-2020-summer-2020
- API: https://courcast.com/api/public/titles/nihon-chinbotsu-2020-summer-2020
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-03*