Aliases
Narutaru: Mukuro Naru Hoshi Tama Taru Ko, Shadow Star Narutaru, なるたる ～骸なる星・珠たる子～
S1SUMMER 2003TV
Part of this franchise
concluded
Announced
In production
Releasing
Completed
During her summer holiday at her grandparents house Tamai Shiina, a young and cheerful schoolgirl, meets a strange looking creature. They befriend each other and Shiina names it "Hoshimaru - The Round Star". When Shiina returns home after the summer to go back to school she starts meeting other kids that also have befriended a strange creature like Hoshimaru. But she soon finds out that not all these creatures and their masters are as friendly as Hoshimaru.
(Source: Anime News Network)
(Source: Anime News Network)
Last updated
Jul 28, 2026, 12:17 PM
Franchise overview
Franchise timeline
Review every Courcast-tracked season for this series and jump between entries.
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
49.6
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 2 hours ago
Top reasons
- Cross-platform popularity index - Aggregate reach of ~9,330 followers
- Key staff availability - Director Tatsuto Nakagawa has no other concurrent active productions
- Studio bandwidth - Planet has 1 other active production(s) right now
Runway
Low
Source runway looks tight, so near-term sequel odds are capped.
Financial & Commercial58
Production Feasibility46
Audience Reception58
Strategic Priors38
Fandom Engagement22
CourScore history
CourScore over time
Last analysedJul 28, 2026, 12:17 PM
Next scheduledin 22 hours
Renewal FAQ
Shadow Star Narutaru renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Shadow Star Narutaru getting a new season?
- According to Courcast's latest analysis, Shadow Star Narutaru has a 50% renewal probability. 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 Shadow Star Narutaru be renewed?
- Shadow Star Narutaru currently scores 50 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. Titles scoring above 70 are considered Very Likely to receive a continuation.
- What is Shadow Star Narutaru's renewal probability?
- Shadow Star Narutaru's CourScore is 50 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-updated probability out of 100.
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| youtube | uploads 7d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 14 | Jul 21, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 4,155 | Jul 21, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 21,647 | Jul 21, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 60 | Jul 21, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 36,144,520 | Jun 27, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |
| threads 7d | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| thread count | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| comments 7d | GLOBAL | 28 | Jul 14, 2026, 12:00 AM | |
| mentions 1d | GLOBAL | 1 | Jul 11, 2026, 12:00 AM | |
| youtube | uploads 30d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 4 | Jun 8, 2026, 12:00 AM |
| ann | rating | GLOBAL | 6.38 | Jul 18, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 42,100 | Jun 27, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Jul 21, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 3.66 | Jul 21, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 50 | Jul 21, 2026, 12:00 AM |
| anilist | average score | GLOBAL | 54 | Jul 21, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 10 | Jul 21, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 9,956 | Jul 21, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.22 | Jul 21, 2026, 12:00 AM |
| mal | members | GLOBAL | 40,006 | Jul 21, 2026, 12:00 AM |
| mal | watching | GLOBAL | 2,039 | Jul 21, 2026, 12:00 AM |
| mal | completed | GLOBAL | 13,269 | Jul 21, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 60.51 | Jul 21, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 5,189 | Jul 21, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 11,621 | Jul 21, 2026, 12:00 AM |