星街すいせい☄️Studio STELLAR engagement report
@suisei_hosimati - 1.9M followers on X
Measured over 61 original posts from a 30-day window, last computed on August 31, 2026.
Engagement
A typical post picks up 6.8K interactions against 1.9M followers, an engagement rate of 0.361%. Measured over 61 original posts, its engagement rate beats 96% of 3,739 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 245K times each, and 2.78% of those impressions turn into an interaction. That is about 13.0% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 4.3 posts a day over the last 30 days, with activity on almost every day in the window. Most posts go out around 11:00 UTC, and Saturday is the busiest day of the week. Of the 61 posts sampled, 72% carry an image or video and 72% link out. The account's strongest tracked post pulled 43K interactions, about 6.3x its own typical post. Recurring topics include #星街すいせい, #ぶいあーる, #ましろ爻.
Measured over 61 original posts from a 30-day window, last computed on August 31, 2026. Recurring tags: #星街すいせい, #ぶいあーる, #ましろ爻.
Compared with accounts its own size
星街すいせい☄️Studio STELLAR's engagement rate beats 96% of the tracked X accounts closest to it in follower count (3,739 accounts, accounts of similar size (decile 10 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 84% 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 0.361%, 星街すいせい☄️Studio STELLAR sits above the 50th percentile of the 36,378 accounts in this comparison. That places it in the above the median band, which runs 0.08% to 0.432%.
Show the percentile table
| Percentile | Engagement rate |
|---|---|
| 10th percentile | 0.002% |
| 25th percentile | 0.012% |
| 50th percentile | 0.08% |
| 75th percentile | 0.432% |
| 90th percentile | 2.10% |
| 99th percentile | 161.0% |
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 11:00 UTC, and Saturday 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% | 50K |
| 01:00 UTC | -2% | 51K |
| 02:00 UTC | -3% | 50K |
| 03:00 UTC | -4% | 53K |
| 04:00 UTC | -6% | 43K |
| 05:00 UTC | -4% | 42K |
| 06:00 UTC | -4% | 48K |
| 07:00 UTC | -5% | 52K |
| 08:00 UTC | -4% | 60K |
| 09:00 UTC | -3% | 69K |
| 10:00 UTC | -2% | 72K |
| 11:00 UTC | -3% | 78K |
| 12:00 UTC | -2% | 86K |
| 13:00 UTC | -2% | 94K |
| 14:00 UTC | -4% | 97K |
| 15:00 UTC | -2% | 100K |
| 16:00 UTC | -3% | 97K |
| 17:00 UTC | -2% | 90K |
| 18:00 UTC | -1% | 84K |
| 19:00 UTC | -2% | 79K |
| 20:00 UTC | -1% | 74K |
| 21:00 UTC | -1% | 66K |
| 22:00 UTC | -2% | 57K |
| 23:00 UTC | -2% | 51K |
Show engagement by day of week as a table
| Day | Vs author median | Posts |
|---|---|---|
| Sunday | +4% | 230K |
| Monday | 0% | 286K |
| Tuesday | -2% | 276K |
| Wednesday | -1% | 251K |
| Thursday | -1% | 244K |
| Friday | -3% | 252K |
| Saturday | +3% | 227K |
Best tweets
- Aug 6, 20266.3x their median
// 新イベント「シンクロする夏のスパークル」✨ さくらみこ🌸&星街すいせい☄が登場! \\ イベントに登場する2人の楽曲3曲が新たに追加!🎶 イベントをプレイして、 miCometのイベントメモリーを獲得しよう📸✨ 8/7(金)12:00より開催📣 #ホロドリ https://t.co/LCTZiVGwxX
- Aug 24, 20264.3x their median
一番怖いのは告知を一個忘れてたこと──────
- Aug 4, 20263.7x their median
なんだこれは……?👀 https://t.co/zInV0MsMeZ
- Jul 27, 20263.4x their median
🌸🌸8/1(土)21:00配信予定🌸🌸 / さくらみこ8周年記念3D配信✨ 🌸密告⁉#みこち超重大発表📣 \ ホロメンゲスト多数⁉ 最後にミニライブあり‼ なにを密告されるのか・・・⁉ お楽しみに・・🙄🌸 3Dゲストはすいスバフブ‼☄🚑🌽 🔽待機所🔽 https://t.co/QqkDCvdYuW https://t.co/C8l9Tqvfys
- Aug 24, 20263.2x their median
🎉告知🎉 ─── ─── ─── ─── 8月30日19時から 3D新衣装&新部屋お披露目👗🏠 ─── ─── ─── ─── 🔹今後を占ってもらった編 🔹ミニライブ編 🔹スペシャルな告知編 もありますよ💙✨お楽しみに!! #ほしまちすたじお https://t.co/avlYKyxPPb
- Aug 3, 20263.1x their median
ホロドリ人差し指練習してるんですがまじで三曲くらいで指攣りそうになる🤨 どうしたらええのん‼️
- Jul 29, 20263.1x their median
仕事でねねのライブ見れなかった😭 アーカイブ待すいせいです
- Aug 24, 20262.7x their median
新すいぬいちゃん宣材写真撮影中の風景📸 https://t.co/1UV4quqPmJ
- Aug 13, 20262.6x their median
ツアーに向けてのダンスレッスンをみっちりやってきたど‼️💃 つかりた……👼👼👼
- Aug 24, 20262.4x their median
🌟配信情報🌟 このあと 🕖 19時から! 👻 本当にあった真夏の怪談 👻 ゾっとする怖い話が集まりました あのホロメンの怪事件の真相も──!? (最後に告知も🎶) 🔽待機所🔽 https://t.co/nec9xpH2vt #ほしまちすたじお https://t.co/D6oTM1e34q
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 6.8K interactions against 1.9M followers, an engagement rate of 0.361%. Measured over 61 original posts, its engagement rate beats 96% of 3,739 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 245K times each, and 2.78% of those impressions turn into an interaction. That is about 13.0% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 4.3 posts a day over the last 30 days, with activity on almost every day in the window. Most posts go out around 11:00 UTC, and Saturday is the busiest day of the week. Of the 61 posts sampled, 72% carry an image or video and 72% link out. The account's strongest tracked post pulled 43K interactions, about 6.3x its own typical post. Recurring topics include #星街すいせい, #ぶいあーる, #ましろ爻.
- What is 星街すいせい☄️Studio STELLAR's engagement rate on X?
- 星街すいせい☄️Studio STELLAR (@suisei_hosimati) has an engagement rate of 0.361%, based on the median interactions across 61 original posts from the last 30 days against 1,887,100 followers. Replies, reposts and quote-posts of other people are excluded from that sample.
- Is that a good engagement rate?
- At 0.361%, 星街すいせい☄️Studio STELLAR sits above the 50th percentile of the 36,378 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 @suisei_hosimati have real engagement?
- Its engagement rate beats 96% of the tracked X accounts closest to it in follower count (3,739 accounts), which puts it in the top 10% 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 @suisei_hosimati post?
- Most posts go out around 11:00 UTC, and Saturday is its busiest day, at roughly 4.3 posts per day across the measured window.