#pc9821

Live, measured metrics for the hashtag #pc9821 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #pc9821

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.

$520.70/ year · 6-character #name
Claim #pc9821 — $520.70/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
21
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 21
0
Avg reactions / post
Mastodon · last 21
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mas.to (Mastodon public tags API) · fetched 2026-11-05 13:15 UTC
0
10-30
0
10-31
0
11-01
0
11-02
0
11-03
0
11-04
0
11-05

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mas.to (Mastodon public search API) · fetched 2026-11-05 13:15 UTC
#pc9821ce2
0 uses · 0 accounts / 7d
#pc9821風
0 uses · 0 accounts / 7d
#PC_9821
0 uses · 0 accounts / 7d

Live pulse

measured · mas.to (Mastodon tag timeline) · fetched 2026-11-05 13:15 UTC

Everything below is measured over the latest 21 public posts (spanning ~18371 hours).

Posting hours (UTC) — busiest: 13:00

00:0012:0023:00

Languages: English (2)

Avg boosts / post: 1.6

Top of the latest posts

  • Made a new video: Setting up an NEC PC-9821 Ce2 with a fresh hard disk and DOS 5.0A-H (using a very large IDE hard drive). Also CD-ROM drive setup. https://www.youtube.com/watch?v=CZy-CI5GSU4 As usual correct me if I'm utterly wrong about s

    wyatt :terezi_libra:@[email protected]♥ 1↻ 72025-05-01 16:42 UTCView post →

  • 🎵🎹Opening #music #commissions because I need to…🎹🎵 To order a #commission: https://ko-fi.com/silsinn9801/commissions Portfolio of my best works: https://silsinn9801.carrd.co List of owned voicebanks: https://silsinn9821.carrd.co If you

    SilSinn9821＠魔界:shinki_caramelldansen:@[email protected]♥ 0↻ 32025-08-10 04:27 UTCView post →

  • #NECommodore ～ ５周年バージョン（YM2608＋２×PCM61P） https://www.nicovideo.jp/watch/sm44665396?ref=misskey https://on.soundcloud.com/pL5PBwFKzEDHaoiP9 https://www.youtube.com/watch?v=FWU1Sienq5E #sm44665396 #ニコニコ動画 #Famicommodore #PC-98 #PC98 #PC_98 #P

    SilSinn9821＠魔界:shinki_caramelldansen:@[email protected]♥ 0↻ 12025-02-18 13:05 UTCView post →

What “pc9821” means

Wiktionary

pc

  • nounA percentage, a proportion (especially per hundred).
  • nounA part of a larger whole, usually in such a form that it is able to be separated from other parts.
Full entry on Wiktionary →

#pc9821 across platforms

every network with a public tag surface

Follow #pc9821 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.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

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/pc9821