#summersonic
Live, measured metrics for the hashtag #summersonic from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #summersonic
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 2026-10-31 01:44 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 2026-10-31 01:44 UTCLive pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-31 01:44 UTCEverything below is measured over the latest 40 public posts (spanning ~17731 hours).
Posting hours (UTC) — busiest: 13:00
Languages: English (25) · Japanese (15)
Avg boosts / post: 0.1
Top of the latest posts
From @thewarningrockband on instagram : TOKYO!! ❤️🔥 You were INSANE! Thank you for a very special show, we had such an amazing time! We love you, Japan! See you soon 🇯🇵 📸 @luisfnakasima #thewarning #summersonic #サマソニ
https://www.wacoca.com/media/771881/ ［SNAP］SUMMER SONIC 2026 TOKYO 雨の幕張、それぞれのサマースタイルを追いかけて #feature #IQOS #music #SNAP #SUMMERSONIC #サマソニ #音楽
L’Arc-en-Ciel、『SUMMER SONIC 2026』初出演 ヘッドライナーで約90分のステージを披露 – Real Sound｜リアルサウンド L’Arc-en-Ci… #MoeZine #JP #JAPAN #J-POP #J-pop #jpop #L’Arc-en-Ciel #SUMMERSONIC #バンド・ROCK https://www.moezine.com/2494120/
What “summersonic” means
WikipediaSummer Sonic is an annual music festival held on one weekend in August simultaneously in both Chiba and Suita, Japan. Organized by Creativeman Productions, Summer Sonic is one of the largest major music festivals in Japan, and features rotating lineups with artists performing one day in Chiba and the following day in Suita, and vice versa. The lineup often features major international acts alongside Japanese artists from major and independent record labels.
“Summer Sonic Festival” on Wikipedia (CC BY-SA) →#summersonic across platforms
every network with a public tag surfaceFollow #summersonic 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/summersonic