21-seiki

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Alternative Titles

Synonyms: Pika Pika Ongakukan, Future 21

Japanese: 21せいき

Information

Type: Music

Episodes: 1

Status: Finished Airing

Aired: 1989

Producers: TV Asahi

Licensors: None found, add some

Studios: None found, add some

Source: Unknown

Theme: Music

Demographic: Kids

Duration: 25 sec.

Rating: G - All Ages

Statistics

Score: 5.33¹ (scored by 148 users)

¹ indicates a weighted score.

Ranked: N/A²

² based on the top anime page. Please note that 'Not yet aired' and 'R18+' titles are excluded.

Popularity: #20396

Members: 335

Favorites: 0

Resources

Wikipedia

Summary Stats

Watching: 7

Completed: 244

On-Hold: 4

Dropped: 32

Plan to Watch: 48

Total: 335

Score Stats

10	4.7% (7 votes)
9	0.7% (1 votes)
8	0.7% (1 votes)
7	9.5% (14 votes)
6	8.8% (13 votes)
5	30.4% (45 votes)
4	16.9% (25 votes)
3	8.8% (13 votes)
2	6.8% (10 votes)
1	12.8% (19 votes)

All Members

Recently Updated By

Member	Score	Status	Eps Seen	Activity
Neon_Nekobus	-	Completed	1 / 1	Jan 14, 1:00 PM
Goldsmith001	-	Dropped	- / 1	Jan 13, 9:04 PM
PvE_Enjoyer	6	Completed	1 / 1	Jan 12, 11:05 PM
Qlour	5	Completed	1 / 1	Jan 1, 12:26 PM
PlatinumPlatypus	2	Completed	1 / 1	Dec 22, 2025 3:15 PM
renura	5	Completed	1 / 1	Dec 18, 2025 5:31 PM
Rose_red_Imp	-	Completed	1 / 1	Dec 9, 2025 5:23 PM
sealsquid	-	On-Hold	- / 1	Dec 1, 2025 9:07 PM
AllAlone8	1	Completed	1 / 1	Dec 1, 2025 11:21 AM
Ryona-sensei	7	Completed	1 / 1	Nov 21, 2025 10:00 AM
Velofel	-	Completed	1 / 1	Nov 15, 2025 1:41 PM
Tuxyiwnl	-	Dropped	1 / 1	Oct 28, 2025 9:10 PM
Thuron	6	Completed	1 / 1	Oct 28, 2025 7:56 AM
Oni_Shapeshifter	-	Completed	1 / 1	Oct 27, 2025 5:23 AM
_tony_zzz	-	Plan to Watch		Oct 23, 2025 11:29 AM
vanzzy0123	1	Completed	1 / 1	Oct 3, 2025 3:19 AM
moejun	-	Plan to Watch		Oct 2, 2025 1:05 AM
porksbr	5	Completed	1 / 1	Sep 21, 2025 4:06 PM
NamiSakura85	-	Plan to Watch		Sep 15, 2025 11:34 PM
Alumin	4	Completed	1 / 1	Sep 12, 2025 10:40 PM
Garou1	5	Completed	1 / 1	Sep 12, 2025 8:53 AM
BatoKusanagi	-	Completed	1 / 1	Aug 30, 2025 1:42 PM
be_lost_sakura	3	Completed	1 / 1	Aug 30, 2025 6:45 AM
recitativo	7	Completed	1 / 1	Aug 12, 2025 4:52 PM
Tobleronne	5	Completed	1 / 1	Aug 4, 2025 7:55 AM
hello8964	1	Completed	1 / 1	Jul 23, 2025 7:03 PM
Olessika	-	Completed	1 / 1	Jul 23, 2025 8:41 AM
mirror_tune_5	3	Completed	1 / 1	Jul 9, 2025 11:55 PM
Sangram_Dora	-	Completed	1 / 1	Jun 27, 2025 2:59 AM
JenAnime1	-	Completed	1 / 1	Jun 24, 2025 9:21 PM
tetrahedron	5	Completed	1 / 1	Jun 22, 2025 7:32 AM
juggernaut_360	-	Completed	1 / 1	Jun 19, 2025 8:43 PM
UglyBastardNTR	7	Completed	1 / 1	Jun 6, 2025 11:17 AM
eMZeciorrrPL	7	Completed	1 / 1	Jun 5, 2025 12:38 PM
BasedFasci	7	Completed	1 / 1	Jun 4, 2025 1:41 PM
Hunterconnor	4	Completed	1 / 1	May 24, 2025 9:17 PM
whoskantus	5	Completed	1 / 1	May 22, 2025 6:47 AM
Animal_	-	Completed	1 / 1	May 20, 2025 3:27 PM
amasainu	7	Completed	1 / 1	May 14, 2025 9:34 AM
Kuratheris	-	Dropped	- / 1	May 9, 2025 2:03 AM
happyhellhound	6	Completed	1 / 1	Apr 14, 2025 6:44 PM
upleck	-	Watching	- / 1	Apr 10, 2025 10:10 PM
Helvian494743	-	Plan to Watch		Apr 5, 2025 6:46 PM
ChaoticPretender	-	Completed	1 / 1	Apr 5, 2025 6:25 AM
_All_	-	Plan to Watch		Mar 16, 2025 3:07 PM
simo_omis	5	Completed	1 / 1	Mar 11, 2025 2:33 PM
yuuki19653497	-	Completed	1 / 1	Mar 7, 2025 11:19 PM
MR_PRINCE_11	-	Completed	1 / 1	Mar 1, 2025 8:58 PM
ota227nime	-	Dropped	- / 1	Feb 26, 2025 11:23 AM
NicoNicoRobin86	-	Plan to Watch		Feb 23, 2025 11:59 PM
HanzXKidz	-	Completed	1 / 1	Feb 15, 2025 4:31 AM
DepaDevz	-	Dropped	- / 1	Feb 7, 2025 4:23 AM
OddAnime85	-	Completed	1 / 1	Jan 30, 2025 9:43 PM
HanzDKidz	5	Completed	1 / 1	Jan 12, 2025 5:43 PM
valoon	6	Completed	1 / 1	Jan 11, 2025 9:17 AM
Koko_Snow	-	Completed	1 / 1	Dec 28, 2024 5:45 AM
Nami89	-	Plan to Watch		Dec 26, 2024 11:46 PM
VILLA926	5	Completed	1 / 1	Dec 23, 2024 2:23 PM
Keiti-chan	5	Completed	1 / 1	Dec 7, 2024 5:18 PM
f2u	4	Completed	1 / 1	Nov 17, 2024 5:34 PM
-Sabre-	6	Completed	1 / 1	Nov 15, 2024 7:58 AM
I_love_anime88	-	Plan to Watch		Nov 10, 2024 12:27 AM
Yhhhhkiiii	-	Dropped	- / 1	Nov 9, 2024 9:55 PM
NicoJennifer	-	Completed	1 / 1	Oct 31, 2024 11:08 PM
found2669	-	Completed	1 / 1	Oct 16, 2024 1:20 AM
Gargy52	-	Completed	1 / 1	Oct 5, 2024 3:39 AM
Woumbentz4	-	Completed	1 / 1	Sep 19, 2024 4:26 PM
DarkKuroi	-	Completed	1 / 1	Sep 19, 2024 11:41 AM
daisynefi	4	Completed	1 / 1	Sep 18, 2024 11:00 PM
Feorg	4	Completed	1 / 1	Sep 13, 2024 7:25 AM
yuuki12345111	-	Dropped	- / 1	Sep 12, 2024 6:45 PM
Mwahahahaha	-	Plan to Watch		Sep 8, 2024 11:26 AM
Darkdutou	7	Completed	1 / 1	Aug 11, 2024 7:35 AM
Masachika	-	Completed	1 / 1	Jul 19, 2024 11:04 PM
Light	-	Completed	1 / 1	Jul 19, 2024 11:03 PM