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.1 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
  • 1 day(s) in this window were not collected
visual_output@0.1
Active creators◇ Experimental
No reliable data for this period.1 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
  • 1 day(s) in this window were not collected
active_creators@0.1
AI-generated share◇ Experimental
No reliable data for this period.1 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
  • 1 day(s) in this window were not collected
ai_share@0.1
Archive additions◇ Experimental
2,518decreased by 3.0 percent compared with the previous 30-day period−78 vs previous 30 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
1,564increased by 2.9 percent compared with the previous 30-day period+44 vs previous 30 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, Aug 31 – Sep 29

0100200300400Aug 31Sep 7Sep 15Sep 22Sep 29
Archive additions per day
Show data table (30 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
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—84
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 1 day(s) in this window were not collected
Hatsune Mikucharacter—1,973
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 1 day(s) in this window were not collected
Kasane Tetocharacter—579
Insufficient confidence, show reasons
Insufficient confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • 1 day(s) in this window were not collected
CeVIOengine——68
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——210
Medium confidence, show reasons
Medium confidence
  • Danbooru is an archive mirror: lower-bound proxy, not unique original works
UTAUengine———No valid source