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こーすけ engagement report

@kosuke_saiore - 300K followers on X

Measured over 21 original posts from a 30-day window, last computed on September 5, 2026.

Engagement

Top quarter for its size
Per follower
0.229%
of 300K followers
Per impression
2.01%
34K views on a typical post
Reach
11.4%
of its followers see a post
Typical post
688
interactions (median)
Saved
0.015%
5 bookmarks on a typical post
Posting rate
1.3/day
active 63% of days
Peak time
09:00 UTC
Monday

A typical post picks up 688 interactions against 300K followers, an engagement rate of 0.229%. Measured over 21 original posts, its engagement rate beats 76% of 6,874 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 34K times each, and 2.01% of those impressions turn into an interaction. That is about 11.4% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 1.3 post a day over the last 30 days, with activity on roughly 63% of days. Most posts go out around 09:00 UTC, and Monday is the busiest day of the week. Of the 21 posts sampled, 67% carry an image or video and 76% link out. The account's strongest tracked post pulled 6.7K interactions, about 9.8x its own typical post. Recurring topics include #ニコニコ老人会rust, #ドグ生, #ゲムつま.

Measured over 21 original posts from a 30-day window, last computed on September 5, 2026. Recurring tags: #ニコニコ老人会rust, #ドグ生, #ゲムつま.

Compared with accounts its own size

こーすけ's engagement rate beats 76% of the tracked X accounts closest to it in follower count (6,874 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 66% 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 0.229%, こーすけ sits above the 50th percentile of the 68,716 accounts in this comparison. That places it in the above the median band, which runs 0.1% to 0.5%.

p100.002%
p250.016%
p50 (median)0.1%
p750.5%
p902.09%
p99116.3%
Engagement rate as a share of followers, across the 68,716 accounts we have scanned enough to measure. The axis is logarithmic, because the top and bottom of this population are about 55,382 times apart and a linear axis would flatten everything below the median into a single point.
Show the percentile table
Engagement rate percentiles
PercentileEngagement rate
10th percentile0.002%
25th percentile0.016%
50th percentile0.1%
75th percentile0.5%
90th percentile2.09%
99th percentile116.3%

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 09:00 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.

Engagement by hour posted, UTCTwenty-four bars, one per UTC hour. Each bar shows how posts published in that hour compare with their own authors' median engagement. Bars above the centre line ran higher than the median, bars below ran lower. A marker flags Busiest hour: 09:00 UTC.
0003060912151821
Above the authors' own mediansBelowScale: plus or minus 111%Busiest hour: 09:00 UTC
Show engagement by hour posted, utc as a table
Engagement by hour posted, UTC
Hour (UTC)Vs author medianPosts
00:00 UTC-1%89K
01:00 UTC-2%90K
02:00 UTC-3%88K
03:00 UTC-4%94K
04:00 UTC-5%76K
05:00 UTC-4%75K
06:00 UTC-5%86K
07:00 UTC-5%93K
08:00 UTC-4%108K
09:00 UTC-4%124K
10:00 UTC-3%129K
11:00 UTC-3%141K
12:00 UTC-3%154K
13:00 UTC-3%167K
14:00 UTC-4%173K
15:00 UTC-2%176K
16:00 UTC-3%171K
17:00 UTC-3%159K
18:00 UTC-2%149K
19:00 UTC-2%141K
20:00 UTC-1%131K
21:00 UTC0%116K
22:00 UTC-2%100K
23:00 UTC-1%90K
Engagement by day of weekSeven bars, one per weekday, Sunday first. Each bar shows how posts published on that day compare with their own authors' median engagement. Bars above the centre line ran higher than the median, bars below ran lower. A marker flags Busiest day: Monday.
SunMonTueWedThuFriSat
Above the authors' own mediansBelowScale: plus or minus 111%Busiest day: Monday
Show engagement by day of week as a table
Engagement by day of week
DayVs author medianPosts
Sunday+5%393K
Monday+1%483K
Tuesday-2%520K
Wednesday-3%472K
Thursday-2%430K
Friday-3%447K
Saturday+2%393K
See what moves engagement across the whole catalogWhat counts as a good engagement rate at this size

Formats this account uses

Its own posting mix on the left, and what each of those formats does across every account we track on the right. Only formats where the effect clears our publish test appear here, so an empty row is a format we could not measure rather than one that does nothing.

This account's posting mix compared with catalog-wide effects
FormatThis accountCatalog effect95% intervalAccounts behind it
Image or video67% of posts+111%+108% to +115%34K
Outbound link76% of posts-41%-42% to -40%32K
Typical length--3%-3% to -2%54K
  • 67% of this account's sampled posts carry an image or video. Across the catalog, posts with an image or video run 111% above the same accounts' other posts.
  • 76% of its posts carry a link off X. Across the catalog, posts with an outbound link run 41% below the same accounts' other posts, so a large share of this account's output sits in the weakest bucket we measure.
  • Its average post runs 93 characters, which falls in the 80 - 180 characters band. Across the catalog, posts of 80 to 180 characters run 3% below the same accounts' other posts.

These are catalog-wide differences applied to this account's own posting mix, not a measurement of how each format performs for this account specifically. We keep one median per account, not one per format per account, so the second thing is not something this data can tell you.

Best tweets

  • Aug 24, 20269.8x their median

    #俺がしぐれういだ https://t.co/9dz6F6VUMG

    6.0K56924104289K viewsView on X
  • Aug 12, 20266.9x their median

    ピングー展行ってきました🐧 https://t.co/zRUlLg2tDK

    4.5K2501233126K viewsView on X
  • Aug 17, 20265.2x their median

    https://t.co/csXINxziKz

    3.2K2711867195K viewsView on X
  • Sep 2, 20265.1x their median

    ハッピーバースデー🎂ドラえもん そして、アナタ! https://t.co/lmXlSlJzYQ

    3.3K1596342K viewsView on X
  • Aug 30, 20261.8x their median

    投稿! 笑顔 https://t.co/XiazicvZgt 笑顔でいよう!

    1.1K831651K viewsView on X
  • Sep 2, 2026

    投稿!マック新作きたので早速食べたよ!てかもう9月か!!! 【月マク2026】この季節が来た「月見バーガー」新作食べ比べ! https://t.co/w5UGF1AQxi 9月は・・・ドラえもんの誕生日だね。 https://t.co/snl1FuEffH

    803623627K viewsView on X
  • Aug 25, 2026

    投稿!北海道あるあるらしいんだけど本当?聞いたことなかった! 納豆に『砂糖』をいれると美味いらしい https://t.co/p3Po9Zfsr5 タレなし、カラシ入れなど色々検証します。 https://t.co/UmQ0KPRHMU

    793553536K viewsView on X
  • Aug 27, 2026

    みんなー!グッズ届いたかーい? みんなでお祝い配信やろうかな!

    6802511427K viewsView on X
  • Aug 24, 2026

    投稿!毎日食べても飽きない朝飯紹介します!僕はこれプラスご飯とか魚とかも食べてます! ダイエット中、毎朝食べているもの紹介! https://t.co/F5mjmHdJDd 夏、終わっちゃうね🌻 https://t.co/2UN17B21h2

    658503331K viewsView on X
  • Aug 16, 2026

    全国のこーすけファンのために描きます!!! ファンへのサイン全部描くまで終わらない生放送! https://t.co/vZpDgvTdUE

    656361291K viewsView on X

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

#ニコニコ老人会rust#ドグ生#ゲムつま#俺がしぐれういだ

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 688 interactions against 300K followers, an engagement rate of 0.229%. Measured over 21 original posts, its engagement rate beats 76% of 6,874 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 34K times each, and 2.01% of those impressions turn into an interaction. That is about 11.4% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 1.3 post a day over the last 30 days, with activity on roughly 63% of days. Most posts go out around 09:00 UTC, and Monday is the busiest day of the week. Of the 21 posts sampled, 67% carry an image or video and 76% link out. The account's strongest tracked post pulled 6.7K interactions, about 9.8x its own typical post. Recurring topics include #ニコニコ老人会rust, #ドグ生, #ゲムつま.

What is こーすけ's engagement rate on X?
こーすけ (@kosuke_saiore) has an engagement rate of 0.229%, based on the median interactions across 21 original posts from the last 30 days against 300,013 followers. Replies, reposts and quote-posts of other people are excluded from that sample.
Is that a good engagement rate?
At 0.229%, こーすけ sits above the 50th percentile of the 68,716 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 @kosuke_saiore have real engagement?
Its engagement rate beats 76% of the tracked X accounts closest to it in follower count (6,874 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 @kosuke_saiore post?
Most posts go out around 09:00 UTC, and Monday is its busiest day, at roughly 1.3 posts per day across the measured window.

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