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Courcastクール • Renewal Forecasts
Nihon Chinbotsu: 2020 banner
Nihon Chinbotsu: 2020
Aliases

2020: Japão Submerso, El Hundimiento de Japón: 2020, Japón se hunde: 2020, Nihon Chinbotsu: 2020, Japan Sinks: 2020, 日本沈没2020, Default, Nihon Chinbotsu 2020, Japanese, English, German, Japan sinkt: 2020, Spanish, French

S203SUMMER 2020ONA
Part of this franchise
concluded
Announced
In production
Releasing
Completed

Japan Sinks: 2020

Nihon Chinbotsu: 2020

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)

Last updated

Jun 3, 2026, 11:08 PM

Franchise overview

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Renewal pulse

Courcast score breakdown

CourScore is the probability of an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.

CourScore

20.0

CourScore is the probability of an official sequel announcement within 18 months.

Signal coverage: 92% • Signal freshness: High • Updated 36 minutes ago

Top reasons

  • Cross-platform popularity index - Aggregate reach of ~16,805 followers
  • Cross-platform audience rating - Weighted audience rating 64.5
  • IP reach across services - Multi-platform footprint of ~19,816 users
Runway
Feasibility warning
None

Source material looks exhausted, so near-term sequel odds are capped.

Near-term probability is capped at 20% until confirmed evidence lands.

Financial & Commercial72
Production Feasibility19
Audience Reception65
Strategic Priors37
Fandom Engagement0

CourScore history

CourScore over time

Last analysedJun 3, 2026, 11:08 PM
Next scheduledin 23 hours
Latest signals

Fresh telemetry

Courcast watches every connected signal to surface the freshest indicators of momentum.

SourceMetricGeoValueCollected
malwatchingGLOBAL5,324May 26, 2026, 12:00 AM
malplan to watchGLOBAL39,057May 26, 2026, 12:00 AM
malcompletedGLOBAL103,242May 26, 2026, 12:00 AM
wikipediapageviews dailyEN.WIKIPEDIA0Apr 30, 2026, 12:00 AM
mangadexchapters totalGLOBAL18May 23, 2026, 12:00 AM
kitsurating rankGLOBAL9,009Jun 3, 2026, 12:00 AM
kitsumember countGLOBAL8,893Jun 3, 2026, 12:00 AM
kitsuscore meanGLOBAL64.98Jun 3, 2026, 12:00 AM
youtubechannel views totalGLOBAL10,207May 24, 2026, 12:00 AM
youtubeviews 30dGLOBAL21,198May 24, 2026, 12:00 AM
shikimoriscore meanGLOBAL64.6May 30, 2026, 12:00 AM
youtubeuploads 7dGLOBAL25May 24, 2026, 12:00 AM
youtubeviews 7dGLOBAL21,198May 24, 2026, 12:00 AM
mangadexvolumes totalGLOBAL2May 23, 2026, 12:00 AM
kitsufavoritesGLOBAL24Jun 3, 2026, 12:00 AM
mangadexsource status codeGLOBAL3May 23, 2026, 12:00 AM
youtubeuploads 30dGLOBAL25May 24, 2026, 12:00 AM
tmdbvote countGLOBAL322Jun 1, 2026, 12:00 AM
mangaupdatesbayesian ratingGLOBAL6.13May 23, 2026, 12:00 AM
tmdbpopularityGLOBAL6.59Jun 1, 2026, 12:00 AM
youtubesubscribers totalGLOBAL20May 24, 2026, 12:00 AM
anilistpopularityGLOBAL53,041Jun 3, 2026, 12:00 AM
anilisttrendingGLOBAL0Jun 3, 2026, 12:00 AM
anilistaverage scoreGLOBAL64Jun 3, 2026, 12:00 AM
anilistfavoritesGLOBAL575Jun 3, 2026, 12:00 AM