ぷちセカ

Puchi Seka

The "Project Sekai Anniversary Festa 2021" event announced on Sunday that production on a mini anime adaptation of Sega's Project Sekai: Colorful Stage! feat. Hatsune Miku smartphone rhythm game has been green-lit. The 10 planned episodes of Petit Seka (Puchi Seka) will stream for free on YouTube. (Source: Anime News Network)

Names

Original	ぷちセカ (japanese)
Romaji	Puchi Seka
English	—
Chinese	小小世界 (simplified · via bangumi)
Also known as	Project Sekai Mini Anime · Project Sekai: Colorful Stage! Petit Seka

Facts

Format	ONA (net original) · 10 ep · 3 min · 1h total
Aired	2022-01-13 → 2022-03-17 (Winter 2022)
Status	FINISHED
Studio	Scooter Films
Source	Video game
Origin	Japan (Anime)
Genres	Comedy Music Slice of Life
Themes	Chibi Band Primarily Teen Cast Virtual World Primarily Female Cast Female Protagonist Urban Male Protagonist Vocal Synth Cute Girls Doing Cute Things Artificial Intelligence Parody Isekai Episodic
Streaming	YouTube

Reception

Community score	6.87 / 10
Bayesian score	7.24 / 10
Composite	50.0
On lists	3,850
Favourited	64 (1.7%)
Completion	83.8%
Drop rate	4.4%
In backlog	28.3%
Score spread σ	1.93

Score distribution

1222203424495169627573888212915210150

Where it places

Cohort	Value	Tier	Rank
Broadcast season	Winter 2022	D	35 of 62
Source material	Video game	C	170 of 530
Year	2022	D	198 of 318
Genre	Music	D	219 of 428
Length	Short-form	B	240 of 1,250
Format	ONA (net original)	C	379 of 857
Season (all years)	Winter	C	680 of 1,557
Genre	Slice of Life	D	882 of 1,578
Era	Early 2020s	D	951 of 1,596
Genre	Comedy	C	1,543 of 3,488
Origin	Japan	C	3,189 of 7,157

Key staff

Director	Kenshirou Morii

Relation	Year	Title
character	2023	Journey to Bloom
character	2025	COLORFUL STAGE! The Movie: A Miku Who Can't Sing

AniList id 139675 · MAL id 49939 · Bangumi 350854 · record updated 2026-08-26