FanCoreEarly data · Pixiv (SFW) + Danbooru

Voice-synth (Vocaloid, Hatsune Miku, Kasane Teto)

voice synthボカロ
Creator-native · Since 2007 · JP / Global
Current dynamics from Jan 1, 2026Data through Sep 29, 2026Sources: Pixiv (origin, safe-for-work only) · Danbooru (archive proxy)
Early data.Pixiv is read without login, so R-18 works are not counted. Danbooru mirrors work first posted elsewhere and is a lower bound. X is not collected yet. Fan music and producer MVs are a separate index that is not measured yet.
PeriodCompared with the previous equal period · data through Sep 29, 2026
Visual output◇ Experimental
No reliable data for this period.61 day(s) in this window were not collected
Calculated
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 61 day(s) in this window were not collected
visual_output@0.1
Active creators◇ Experimental
No reliable data for this period.61 day(s) in this window were not collected
Calculated
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 61 day(s) in this window were not collected
active_creators@0.1
AI-generated share◇ Experimental
No reliable data for this period.61 day(s) in this window were not collected
Calculated
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 61 day(s) in this window were not collected
ai_share@0.1
Archive additions◇ Experimental
8,164decreased by 6.9 percent compared with the previous 90-day period−607 vs previous 90 daysPosts added to Danbooru for this fandom. A lower bound, not a count of original works.
Proxy
Medium confidence, show reasons
Medium confidence
  • Danbooru is an archive mirror: lower-bound proxy, not unique original works
archive_additions@0.1
Artist tags◇ Experimental
3,730roughly unchanged compared with the previous 90-day period+7 vs previous 90 daysDistinct artist tags on those posts. A proxy for active creators, not accounts.
Proxy
Medium confidence, show reasons
Medium confidence
  • Danbooru is an archive mirror: lower-bound proxy, not unique original works
archive_artist_tags@0.1

Archive additions per day

Human (non-AI) Danbooru posts per UTC day, Jul 2 – Sep 29

0100200300400Jul 2Jul 24Aug 16Sep 7Sep 29
Archive additions per day
Show data table (90 days)
DateArchive additions
Sep 29, 202660
Sep 28, 202697
Sep 27, 202684
Sep 26, 202668
Sep 25, 202654
Sep 24, 202651
Sep 23, 202668
Sep 22, 202683
Sep 21, 202672
Sep 20, 202666
Sep 19, 202670
Sep 18, 202663
Sep 17, 202681
Sep 16, 202669
Sep 15, 202663
Sep 14, 202660
Sep 13, 2026108
Sep 12, 202655
Sep 11, 202662
Sep 10, 202658
Sep 9, 202655
Sep 8, 202661
Sep 7, 202672
Sep 6, 2026112
Sep 5, 202684
Sep 4, 202678
Sep 3, 202680
Sep 2, 202686
Sep 1, 2026169
Aug 31, 2026329
Aug 30, 2026179
Aug 29, 202665
Aug 28, 202690
Aug 27, 2026132
Aug 26, 202659
Aug 25, 202684
Aug 24, 202678
Aug 23, 202651
Aug 22, 202675
Aug 21, 202685
Aug 20, 202666
Aug 19, 2026103
Aug 18, 202690
Aug 17, 202683
Aug 16, 202666
Aug 15, 202663
Aug 14, 202684
Aug 13, 202698
Aug 12, 202671
Aug 11, 202670
Aug 10, 202677
Aug 9, 202696
Aug 8, 202676
Aug 7, 2026101
Aug 6, 202680
Aug 5, 202688
Aug 4, 2026116
Aug 3, 202697
Aug 2, 202679
Aug 1, 202694
Jul 31, 202654
Jul 30, 202671
Jul 29, 202649
Jul 28, 202670
Jul 27, 202662
Jul 26, 202683
Jul 25, 202682
Jul 24, 202680
Jul 23, 202697
Jul 22, 2026131
Jul 21, 2026150
Jul 20, 202676
Jul 19, 2026151
Jul 18, 202693
Jul 17, 202679
Jul 16, 2026125
Jul 15, 202680
Jul 14, 202672
Jul 13, 2026180
Jul 12, 2026160
Jul 11, 202663
Jul 10, 2026151
Jul 9, 2026123
Jul 8, 2026102
Jul 7, 2026182
Jul 6, 2026156
Jul 5, 202653
Jul 4, 202692
Jul 3, 2026106
Jul 2, 202677
DanbooruProxyUpload date, not creation datearchive_additions@0.1

Inside the ecosystem

Each group is counted separately; one work can belong to several groups, so rows do not add up to the total.

GroupKindPixiv worksChangeArchive additionsConfidence
Akita Nerucharacter—238
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 61 day(s) in this window were not collected
Hatsune Mikucharacter—6,443
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 61 day(s) in this window were not collected
Kasane Tetocharacter—1,775
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 61 day(s) in this window were not collected
CeVIOengine——253
Medium confidence, show reasons
Medium confidence
  • Danbooru is an archive mirror: lower-bound proxy, not unique original works
Strict VOCALOIDengine———No valid source
Synthesizer Vengine——660
Medium confidence, show reasons
Medium confidence
  • Danbooru is an archive mirror: lower-bound proxy, not unique original works
UTAUengine———No valid source