#koishikawa
Live, measured metrics for the hashtag #koishikawa from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #koishikawa
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · mastodon.online (Mastodon public tags API) · fetched 2026-09-25 18:56 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.online (Mastodon public search API) · fetched 2026-09-25 18:56 UTCLive pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-09-25 18:56 UTCEverything below is measured over the latest 3 public posts (spanning ~24385 hours).
Posting hours (UTC)
Languages: English (3)
Avg boosts / post: 2.7
Top of the latest posts
I think this is why Buddhist monks lived so long. Only the hardiest specimens survived these stairs. In Koishikawa Kōrakuen Garden (小石川後楽園). #StairsSunday #JapaneseGarden #Tokyo #Japan #Koishikawa #Walking #Pathways
Heads up that there's a big collaborative tribute project in honor of #RyuichiSakamoto coming up at the end of the month, live and streamed. Among numerous participants: #TomoyoshiDate, #KoIshikawa, #ChiheiHatakeyama, #KenIkeda, and #Toshim
@classicalmusic @contemporarymusic #ToshioHosokawa (細川 俊夫, #HosokawaToshio,) b 1955 Landscape V for shō and string quartet (1993) #AurynStringQuartet - #JensOppermann #Violin #MatthiasLingenfelder #Violin #StewartEaton #Viola #AndreasArndt
What “koishikawa” means
WikipediaKoishikawa (小石川) is a district of Bunkyo, Tokyo. It consists of five sub-areas, 1-5 chome (1~5丁目). In Koishikawa are located two well regarded gardens: the Koishikawa Botanical Garden in Hakusan, and the Koishikawa Korakuen Garden in Kōraku.
“Koishikawa” on Wikipedia (CC BY-SA) →#koishikawa across platforms
every network with a public tag surfaceFollow #koishikawa straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/koishikawa