#fugen
Live, measured metrics for the hashtag #fugen from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #fugen
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.social (Mastodon public tags API) · fetched 2026-08-27 23:54 UTCNo measured public usage for #fugen in the last 7 days. That is a real result, and a good one to know: this hashtag is wide open right now. We show a dash before we ever show a made-up number. Browse the trending index for tags with live measurements.
Related hashtags
measured · mastodon.social (Mastodon public search API) · fetched 2026-08-27 23:54 UTCNo related tags with measured usage found for #fugen.
Live pulse
measured · Mastodon tag timeline · fetched 2026-08-27 23:54 UTCNo recent public posts found for #fugen on Mastodon. Nothing measured, so nothing shown.
What “fugen” means
WikipediaFugen ふげん was a prototype Japanese nuclear test reactor. Fugen was a domestic Japanese design for a demonstration Advanced Thermal Reactor. It was a heavy water moderated, boiling light water cooled reactor. The reactor was started in 1979 and shut down in 2003. As of 2018, it is undergoing decommissioning. It is located in Myōjin-chō, in the city of Tsuruga, Fukui. The name "Fugen" is derived from Fugen Bosatsu (Samantabhadra), a Buddhist deity.
“Fugen Nuclear Power Plant” on Wikipedia (CC BY-SA) →#fugen across platforms
every network with a public tag surfaceFollow #fugen 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/fugen