石丸伸二 engagement report
@shinji_ishimaru - 525K followers on X
Measured over 14 original posts from a 30-day window, last computed on August 27, 2026.
Engagement
A typical post picks up 2.5K interactions against 525K followers, an engagement rate of 0.466%. Measured over 14 original posts, its engagement rate beats 90% of 3,882 tracked accounts of a similar size. Comparing inside a size band matters here: engagement rate falls as accounts grow, so a raw rate would mostly just re-measure the follower count. Posts are seen about 398K times each, and 0.616% of those impressions turn into an interaction. That is about 75.8% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 1.2 post a day over the last 30 days, with activity on roughly 57% of days. Most posts go out around 08:00 UTC, and Monday is the busiest day of the week. Of the 14 posts sampled, 36% carry an image or video, 14% are part of a thread and 50% link out. The account's strongest tracked post pulled 361K interactions, about 147x its own typical post. Recurring topics include #神楽, #nhk_news, #rehac9.
Measured over 14 original posts from a 30-day window, last computed on August 27, 2026. Recurring tags: #神楽, #nhk_news, #rehac9.
Compared with accounts its own size
石丸伸二's engagement rate beats 90% of the tracked X accounts closest to it in follower count (3,882 accounts, accounts of similar size (decile 7 of 10)). A percentile is spread evenly by construction, so 50 really is the middle of that group and 90 really is its top tenth.
On engagement per impression rather than per follower it beats 38% of the same group. When those two numbers disagree, the gap is about how far its posts travel rather than how people react to them.
Where this sits in the catalog
At 0.466%, 石丸伸二 sits above the 75th percentile of the 37,582 accounts in this comparison. That places it in the top 25% band, which runs 0.439% to 2.10%.
Show the percentile table
| Percentile | Engagement rate |
|---|---|
| 10th percentile | 0.002% |
| 25th percentile | 0.012% |
| 50th percentile | 0.081% |
| 75th percentile | 0.439% |
| 90th percentile | 2.10% |
| 99th percentile | 158.1% |
This ruler is the whole measured catalog, not a size-matched group: it shows where the raw rate falls across every account we can measure, all of which are large. For a like-for-like comparison, read the size-band percentile above instead. See how the bands are built
Posting timing
This account posts most often around 08:00 UTC, and Monday is its busiest day of the week. The bars below are the catalog-wide pattern, with this account's own busiest slot marked. They do not show how this account performs at each hour: we keep one aggregate per account, not one per hour, so that measurement does not exist in our data.
Show engagement by hour posted, utc as a table
| Hour (UTC) | Vs author median | Posts |
|---|---|---|
| 00:00 UTC | -1% | 52K |
| 01:00 UTC | -2% | 53K |
| 02:00 UTC | -3% | 51K |
| 03:00 UTC | -4% | 55K |
| 04:00 UTC | -6% | 44K |
| 05:00 UTC | -4% | 43K |
| 06:00 UTC | -4% | 50K |
| 07:00 UTC | -5% | 54K |
| 08:00 UTC | -4% | 62K |
| 09:00 UTC | -3% | 72K |
| 10:00 UTC | -2% | 74K |
| 11:00 UTC | -3% | 81K |
| 12:00 UTC | -2% | 89K |
| 13:00 UTC | -2% | 98K |
| 14:00 UTC | -4% | 101K |
| 15:00 UTC | -2% | 104K |
| 16:00 UTC | -3% | 102K |
| 17:00 UTC | -3% | 94K |
| 18:00 UTC | -1% | 88K |
| 19:00 UTC | -2% | 83K |
| 20:00 UTC | -1% | 77K |
| 21:00 UTC | -1% | 68K |
| 22:00 UTC | -2% | 59K |
| 23:00 UTC | -2% | 53K |
Show engagement by day of week as a table
| Day | Vs author median | Posts |
|---|---|---|
| Sunday | +5% | 237K |
| Monday | 0% | 300K |
| Tuesday | -3% | 299K |
| Wednesday | -1% | 256K |
| Thursday | -1% | 249K |
| Friday | -3% | 258K |
| Saturday | +3% | 232K |
Best tweets
- Jun 9, 2026147x their median
みんな平気で自分の写真載せてるけど、 手足ない人の気持ち考えたことありますか? ……っていう世界線にしたいのか、、、 https://t.co/WARwmjrsXF
- Jul 4, 202628x their median
新幹線や飛行機で「シート倒していいですか?」と聞く人は「嫌です」と言われたら、シートを倒さないまま目的地に行く覚悟があるんだよね? 後ろの人がなんて答えようとシートを倒す気なら、茶番に付き合わせるのが失礼。 断られるのが嫌なので、シートを倒したい時は無言で倒す派のおいらです。
- Aug 9, 202611x their median
赤ちゃんがパンを触ってるか、赤ちゃんの足がパンに当たってたりするんだろうな〜 https://t.co/RuRLa27beC
- Jul 9, 20267.8x their median
中学校の情報・技術系授業、最大週2コマに倍増 https://t.co/tqOd9UQZYp フィジカルAIやアルゴリズムなどを学びます。全体のコマ数は維持し、国語や算数・数学などの教科を一定割合で減らします。
- Aug 25, 20263.9x their median
財布をなくしました。 朝、起きると財布が見当たらない… そういえば、深夜の飲み会収録!?の後、タクシーを降りる時に財布を出しながら「アプリ決済になってますよー」と言われた記憶がうっすらと。 タクシー会社に問い合わせると、「交番に届けました」と返答が。 ということで、先ほど無事に警察署で財布を回収しました。 福岡交通のドライバーさん、本当にありがとうございました。お手間をお掛けしたのに、チップの上限が千円で申し訳ないです😖 @Fukuokakotsu
- Aug 2, 20263.3x their median
羽田空港 荷物預け入れ締め切りを出発30分前に 出発の遅れ増え https://t.co/IuFecryG2V #nhk_news
- Aug 13, 20262.6x their median
本日、仕事終わりに「何してる時に幸せを感じるんですか?」という話をして、その後に向かったのが、こちら。 すしざんまいで好きに1人で飲み食いしている時は何とも言えない充足感を覚えます。 https://t.co/DMtsjLcKlo
- Jul 10, 20262.6x their median
今、新幹線で座席倒したら後ろの席の人がテーブルに置いてたハイボールがこぼれて 「すみません。大丈夫ですか?」 って言ったら 「いや、大丈夫じゃねーんだけど」 って言われて謝るしかなかったんだけど、座席倒すとき 「座席倒して良いですか」 って言わなくて良いっていったやつ、どこのどいつですか? これ、ガチの実話ですからね。今、謝り倒して気持ちがどうしようもないからこのポストしてるからね。
- Aug 17, 20262.2x their median
オリジナル焚火台を制作依頼。 作りたい具体的な形を提示。 依頼した会社が制作開始。 作ってる最中に、制作会社も同じものを作ると言いだす。 それは困ると伝え、それなら依頼出来ないと伝える。 同じものは作らないと約束を得たので、続行。 商品完成。 契約書段階で同じの作るってさ。
- Jun 24, 20262.1x their median
毎日新聞からの問い合わせで気づけたのですが、共同通信の記事によると、松井健という方からアドバイスを受けたという話になっています。 しかし、周囲に聞いてみても当陣営に接点はありませんでした。 そもそも、切り抜き・まとめ動画について当方は関知していないので、事実誤認ではないかと思います。 >2024年7月の東京都知事選では、切り抜き動画拡散などのSNS戦略を石丸伸二氏陣営にアドバイスしたという https://t.co/MUcpK1NB9c @kyodo_official
Ranked by total interactions across everything we have tracked for this account, which is a longer history than the 30-day window the rates above use. The multiple compares each post to this account's own median.
Recurring topics
The most frequent hashtags in the sampled posts. They describe what this account writes about; they are not a performance signal, and the catalog-wide breakdown on the hub shows how little hashtag count moves.
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Reading these numbers
A typical post picks up 2.5K interactions against 525K followers, an engagement rate of 0.466%. Measured over 14 original posts, its engagement rate beats 90% of 3,882 tracked accounts of a similar size. Comparing inside a size band matters here: engagement rate falls as accounts grow, so a raw rate would mostly just re-measure the follower count. Posts are seen about 398K times each, and 0.616% of those impressions turn into an interaction. That is about 75.8% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 1.2 post a day over the last 30 days, with activity on roughly 57% of days. Most posts go out around 08:00 UTC, and Monday is the busiest day of the week. Of the 14 posts sampled, 36% carry an image or video, 14% are part of a thread and 50% link out. The account's strongest tracked post pulled 361K interactions, about 147x its own typical post. Recurring topics include #神楽, #nhk_news, #rehac9.
- What is 石丸伸二's engagement rate on X?
- 石丸伸二 (@shinji_ishimaru) has an engagement rate of 0.466%, based on the median interactions across 14 original posts from the last 30 days against 524,720 followers. Replies, reposts and quote-posts of other people are excluded from that sample.
- Is that a good engagement rate?
- At 0.466%, 石丸伸二 sits above the 75th percentile of the 37,582 accounts in this comparison. Those comparison accounts are all large ones, because our scanning cadence is weighted towards big accounts, so this is a ranking among peers of similar scale rather than a ranking across X.
- Does @shinji_ishimaru have real engagement?
- Its engagement rate beats 90% of the tracked X accounts closest to it in follower count (3,882 accounts), which puts it in the top quarter for its size group. Ranking inside a size band matters because engagement rate falls as accounts grow, so a raw rate would mostly re-measure the follower count. It is a starting point for a look at follower quality, not a verdict on it.
- When does @shinji_ishimaru post?
- Most posts go out around 08:00 UTC, and Monday is its busiest day, at roughly 1.23 posts per day across the measured window.