Is Oshiri Tantei 9 getting a new season?

According to Courcast's latest analysis, Oshiri Tantei 9 has a 100% renewal probability. This score is updated daily and reflects fandom momentum, streaming signals, and franchise history. Visit https://courcast.com/title/oshiri-tantei-9-spring-2025 for the full breakdown.

Will Oshiri Tantei 9 be renewed?

Oshiri Tantei 9 currently has a 100% renewal probability on Courcast. Signals driving this score include online discussion volume, sequel history in the franchise, and platform engagement data - all updated daily.

What is Oshiri Tantei 9's renewal probability?

Oshiri Tantei 9's CourScore is 100% 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 probability estimate. See the full score breakdown at https://courcast.com/title/oshiri-tantei-9-spring-2025.

Aliases

Butt Detective 9, Oshiri Tantei 9, おしりたんてい(第9シリーズ), Oshiri Tantei 9th Season, Butt Detective, おしりたんてい

S18SPRING 2025TV

Part of this franchise

concluded

Announced

In production

Releasing

Completed

Oshiri Tantei 9

おしりたんてい(第9シリーズ)

X Reddit

Ninth season of Oshiri Tantei.

Last updated

Jul 28, 2026, 02:39 PM

Evidence

Announcement status

Official announcement records with supporting citations.

Confirmed

TV season

Official announcement logged (×﹏×).

Franchise overview

Franchise timeline

Review every Courcast-tracked season for this series and jump between entries.

View franchise tree

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.

Confirmed

Announced (×﹏×)

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

Signal coverage: 100% • Signal freshness: High • Updated 6 hours ago

Top reasons

Confirmed announcement - Official evidence confirms a sequel announcement.

Runway

Unknown

Source runway looks healthy for a continuation.

Financial & Commercial0

Production Feasibility0

Audience Reception0

Strategic Priors0

Fandom Engagement0

CourScore history

CourScore over time

Last analysedJul 28, 2026, 02:39 PM

Next scheduled5 hours ago

Renewal FAQ

Oshiri Tantei 9 renewal questions

Common questions about this title's renewal prospects, answered by Courcast's daily analysis.

Is Oshiri Tantei 9 getting a new season?: Yes - Oshiri Tantei 9 has an officially confirmed continuation. See the Announcement Status section above for the full details and citations.
Will Oshiri Tantei 9 be renewed?: Oshiri Tantei 9 has already been confirmed for a new entry - it has cleared the renewal hurdle. See the Announcement Status section for the source citation.
What is Oshiri Tantei 9's renewal probability?: Oshiri Tantei 9's CourScore is 100 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
tmdb	popularity	GLOBAL	10.13	Jul 16, 2026, 12:00 AM
tmdb	vote count	GLOBAL	3	Jul 16, 2026, 12:00 AM
kitsu	score mean	GLOBAL	71.23	Jul 27, 2026, 12:00 AM
shikimori	member count	GLOBAL	143	Jul 27, 2026, 12:00 AM
wikipedia	pageviews daily	EN.WIKIPEDIA	9	Jun 8, 2026, 12:00 AM
youtube	subscribers total	GLOBAL	1,290	Jun 17, 2026, 12:00 AM
youtube	uploads 7d	GLOBAL	25	Jun 17, 2026, 12:00 AM
youtube	views 7d	GLOBAL	13,579	Jun 17, 2026, 12:00 AM
youtube	uploads 30d	GLOBAL	25	Jun 17, 2026, 12:00 AM
youtube	channel views total	GLOBAL	260,870	Jun 17, 2026, 12:00 AM
youtube	views 30d	GLOBAL	13,579	Jun 17, 2026, 12:00 AM
mal	watching	GLOBAL	17	Jul 27, 2026, 12:00 AM
mal	members	GLOBAL	356	Jul 27, 2026, 12:00 AM
filmarks	mark count	JP	46	Jul 27, 2026, 12:00 AM
anilist	popularity	GLOBAL	144	Jul 27, 2026, 12:00 AM
crunchyroll	series available	GLOBAL	1	Jul 27, 2026, 12:00 AM
niconico	episode views	JP	119	Jul 27, 2026, 12:00 AM
reddit	threads 7d	GLOBAL	1	Jul 27, 2026, 12:00 AM
shikimori	completion ratio	GLOBAL	0.08	Jul 27, 2026, 12:00 AM
anilist	favorites	GLOBAL	1	Jul 27, 2026, 12:00 AM
justwatch	jp platform count	JP	2	Jul 27, 2026, 12:00 AM
kitsu	favorites	GLOBAL	30	Jul 27, 2026, 12:00 AM
anilist	trending	GLOBAL	0	Jul 27, 2026, 12:00 AM
reddit	score 7d	GLOBAL	40	Jul 27, 2026, 12:00 AM
crunchyroll	episode dislikes	GLOBAL	11	Jul 27, 2026, 12:00 AM
reddit	thread count	GLOBAL	1	Jul 27, 2026, 12:00 AM
google trends	interest daily	GLOBAL	0	Jul 26, 2026, 12:00 AM
reddit	mentions 7d	GLOBAL	1	Jul 27, 2026, 12:00 AM
kitsu	member count	GLOBAL	7,688	Jul 27, 2026, 12:00 AM
mal	plan to watch	GLOBAL	215	Jul 27, 2026, 12:00 AM
reddit	mentions 1d	GLOBAL	1	Jul 27, 2026, 12:00 AM
shikimori	score mean	GLOBAL	0	Jul 27, 2026, 12:00 AM
five ch	thread posts	JP	156	Jul 27, 2026, 12:00 AM
reddit	comments 7d	GLOBAL	16	Jul 27, 2026, 12:00 AM
crunchyroll	episode likes	GLOBAL	737	Jul 27, 2026, 12:00 AM
niconico	episode comments	JP	6	Jul 27, 2026, 12:00 AM
crunchyroll	episode count	GLOBAL	16	Jul 27, 2026, 12:00 AM
mal	completed	GLOBAL	24	Jul 27, 2026, 12:00 AM
filmarks	score mean	JP	72	Jul 27, 2026, 12:00 AM
kitsu	rating rank	GLOBAL	4,692	Jul 27, 2026, 12:00 AM

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