Aliases
Keroro Gunso Episode 0, Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou!, ケロ０ 出発だよ！全員集合！！, Kero 0: Shuppatsu da yo! Zenin Shuugou!
SPRING 2009SPECIAL
Branch
Part of this franchise
concluded
Announced
In production
Releasing
Completed
This is episode 0, the prequel to the main Keroro Gunsou anime series. KeroZero was shown in theaters with Keroro Gunsou Movie 4.
On the day of Keroro battalion's departure from Keron Planet to Planet Earth, an opposing alien species assails the Keron space station, where Giroro and Zeroro (later known as Dororo) are waiting for Keroro to arrive.
On the day of Keroro battalion's departure from Keron Planet to Planet Earth, an opposing alien species assails the Keron space station, where Giroro and Zeroro (later known as Dororo) are waiting for Keroro to arrive.
Last updated
Oct 28, 2026, 06:22 AM
Franchise overview
Franchise timeline
Review every Courcast-tracked season for this series and jump between entries.
Renewal pulse
Courcast score breakdown
CourScore weighs signals for an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
14.2
CourScore measures renewal signals out of 100. It is not a calibrated probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: Medium • Updated 7 hours ago
Top reasons
- Committee renewal track record - Lead committee members (Sunrise) have a smoothed catalogue continuation rate of 41%, above the catalogue average of 14%
- Titles like this rarely return - 17 years with no new entry: of OVAs and specials (first entries) in that position, under 1% got a new season or film within 10 years
- Time since finale - ~211 months since estimated air window ended
Runway
Unknown
Source runway is unclear, so feasibility is treated as unknown.
Financial & Commercial27
Production Feasibility27
Audience Reception41
Strategic Priors47
Fandom Engagement44
CourScore history
CourScore over time
Last analysedOct 28, 2026, 06:22 AM
Next scheduledin 17 hours
Renewal FAQ
Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou! renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou! getting a new season?
- According to Courcast's latest analysis, Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou! has a 14/100 renewal signal score. This score is updated daily and blends fandom momentum, streaming signals, source-material runway, and franchise history. Check back regularly for the latest forecast.
- Will Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou! be renewed?
- Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou! currently scores 14 out of 100 on Courcast. Signals driving this estimate include online discussion volume, sequel history within the franchise, and platform engagement data - all recalculated daily. Scores from 70 indicate strong renewal signals; scores from 85 are labelled very likely.
- What is Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou!'s renewal probability?
- Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou!'s CourScore is 14 as of the latest update. CourScore is Courcast's proprietary metric that aggregates over a dozen renewal signals - from source-material runway to social buzz - into a single daily signal score out of 100.
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| anilist | average score | GLOBAL | 60 | Oct 11, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 4 | Oct 11, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 712 | Oct 11, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Oct 11, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 36 | Sep 13, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 1,372 | Sep 13, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 53,210 | Sep 13, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 13, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Sep 5, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 2 | Oct 11, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 218 | Oct 11, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 5,294 | Oct 11, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 70.44 | Oct 11, 2026, 12:00 AM |
| mal | completed | GLOBAL | 1,284 | Oct 11, 2026, 12:00 AM |
| mal | members | GLOBAL | 2,418 | Oct 11, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 815 | Oct 11, 2026, 12:00 AM |
| mal | watching | GLOBAL | 144 | Oct 11, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 7.77 | Oct 26, 2026, 12:00 AM |
| niconico | episode comments | JP | 642 | Oct 11, 2026, 12:00 AM |
| niconico | episode mylists | JP | 103 | Oct 11, 2026, 12:00 AM |
| niconico | episode views | JP | 6,590 | Oct 11, 2026, 12:00 AM |
| comments 7d | GLOBAL | 71 | Oct 11, 2026, 12:00 AM | |
| mentions 1d | GLOBAL | 1 | Sep 13, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 3 | Oct 11, 2026, 12:00 AM | |
| score 7d | GLOBAL | 113 | Oct 11, 2026, 12:00 AM | |
| thread count | GLOBAL | 3 | Oct 11, 2026, 12:00 AM | |
| threads 7d | GLOBAL | 3 | Oct 11, 2026, 12:00 AM | |
| shikimori | completion ratio | GLOBAL | 0.2 | Oct 11, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 157 | Oct 11, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 68.9 | Oct 11, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 12 | Apr 9, 2026, 12:00 AM |