FanCoreEarly data · Pixiv (SFW) + Danbooru

Bocchi the Rock!

ぼざろぼっち・ざ・ろっく！
Anime · Since 2018 · 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
82No comparison availableNew human-made works on Pixiv tagged for this fandom. Safe-for-work only; AI works excluded.
Calculated
Medium confidence, show reasons
Medium confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • Previous period was not collected: no comparison
visual_output@0.1
Active creators◇ Experimental
48No comparison availablePixiv accounts that posted at least one human-made work. Accounts, not people.
Calculated
Medium confidence, show reasons
Medium confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • Previous period was not collected: no comparison
active_creators@0.1
AI-generated share◇ Experimental
28.7%No comparison availableShare of works Pixiv flags as AI-generated. Kept out of the numbers above.
Calculated
Medium confidence, show reasons
Medium confidence
  • Pixiv public search without login: safe-for-work works only, R-18 is not visible
  • Previous period was not collected: no comparison
ai_share@0.1
Archive additions◇ Experimental
376decreased by 0.8 percent compared with the previous 30-day period−3 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
186increased by 7.5 percent compared with the previous 30-day period+13 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

0102030Aug 31Sep 7Sep 15Sep 22Sep 29
Archive additions per day
Show data table (30 days)
DateArchive additions
Sep 29, 202616
Sep 28, 202614
Sep 27, 202625
Sep 26, 20265
Sep 25, 20269
Sep 24, 202629
Sep 23, 202621
Sep 22, 20269
Sep 21, 20268
Sep 20, 202619
Sep 19, 20269
Sep 18, 202613
Sep 17, 20269
Sep 16, 20265
Sep 15, 202620
Sep 14, 202620
Sep 13, 20267
Sep 12, 20269
Sep 11, 20268
Sep 10, 20268
Sep 9, 202616
Sep 8, 20265
Sep 7, 20266
Sep 6, 202616
Sep 5, 202621
Sep 4, 20269
Sep 3, 20269
Sep 2, 202614
Sep 1, 20269
Aug 31, 20268
DanbooruProxyUpload date, not creation datearchive_additions@0.1