案ずるペンギン engagement report
@nidonejapan - 222K followers on X
Measured over 14 original posts from a 30-day window, last computed on October 2, 2026.
Engagement
A typical post picks up 3.0K interactions against 222K followers, an engagement rate of 1.34%. Measured over 14 original posts, its engagement rate beats 95% of 20,444 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 57K times each, and 5.26% of those impressions turn into an interaction. That is about 25.5% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 3.2 posts a day over the last 30 days, with activity on roughly 67% of days. Most posts go out around 09:00 UTC, and Sunday is the busiest day of the week. Of the 14 posts sampled, 86% carry an image or video, 29% are part of a thread and 7% link out. The account's strongest tracked post pulled 221K interactions, about 74x its own typical post. Recurring topics include #kindle日替わりセール, #休養の日, #電子書籍.
Measured over 14 original posts from a 30-day window, last computed on October 2, 2026. Recurring tags: #kindle日替わりセール, #休養の日, #電子書籍.
Compared with accounts its own size
案ずるペンギン's engagement rate beats 95% of the tracked X accounts closest to it in follower count (20,444 accounts, accounts of similar size (decile 9 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 88% 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 1.34%, 案ずるペンギン sits above the 75th percentile of the 205,152 accounts in this comparison. That places it in the top 25% band, which runs 0.678% to 2.55%.
Show the percentile table
| Percentile | Engagement rate |
|---|---|
| 10th percentile | 0.004% |
| 25th percentile | 0.024% |
| 50th percentile | 0.143% |
| 75th percentile | 0.678% |
| 90th percentile | 2.55% |
| 99th percentile | 82.4% |
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 Sunday 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% | 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 UTC | 0% | 116K |
| 22:00 UTC | -2% | 100K |
| 23:00 UTC | -1% | 90K |
Show engagement by day of week as a table
| Day | Vs author median | Posts |
|---|---|---|
| Sunday | +5% | 393K |
| Monday | +1% | 483K |
| Tuesday | -2% | 520K |
| Wednesday | -3% | 472K |
| Thursday | -2% | 430K |
| Friday | -3% | 447K |
| Saturday | +2% | 393K |
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.
| Format | This account | Catalog effect | 95% interval | Accounts behind it |
|---|---|---|---|---|
| Image or video | 86% of posts | +111% | +108% to +115% | 34K |
| Outbound link | 7% of posts | -41% | -42% to -40% | 32K |
| Typical length | - | -3% | -3% to -2% | 54K |
- 86% 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.
- 7% of its posts carry a link off X. Across the catalog, posts with an outbound link run 41% below the same accounts' other posts.
- Its average post runs 110 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
- Feb 6, 202574x their median
きっと正しかった。 https://t.co/t4pJLqxVzy
- Sep 24, 20262.6x their median
連休明け、おつかれ様でした。 https://t.co/kx3D7Oq37T
- Sep 28, 20262.0x their median
あとは消化試合だね。 https://t.co/sYtpA3V2bF
- Sep 24, 2026
連休明けは、ほどほどでいいよ。 https://t.co/7BKAvUWsku
- Oct 2, 2026
おやすみ。 https://t.co/nH9KFpDvzc
- Sep 11, 2026
えらい。 https://t.co/Vx2268CbQT
- Sep 8, 2026
週の真ん中。 あなたのペースで。 https://t.co/qo4dyTgENw
- Sep 27, 2026
予定がない?いい休みじゃん。 https://t.co/YnIFNmLDJ1
- Sep 4, 2026
もういい! https://t.co/UcYzLTW2y3
- Sep 2, 2026
夜中まで作業したあとに自分の出来を採点すると、だいたい不合格になります。疲れた頭は採点だけ妙に厳しい。できていないと感じるのは、力を使い切ったせいかもしれません。その判定は朝まで保留でいい。 https://t.co/xiSL87aVV1
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 3.0K interactions against 222K followers, an engagement rate of 1.34%. Measured over 14 original posts, its engagement rate beats 95% of 20,444 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 57K times each, and 5.26% of those impressions turn into an interaction. That is about 25.5% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 3.2 posts a day over the last 30 days, with activity on roughly 67% of days. Most posts go out around 09:00 UTC, and Sunday is the busiest day of the week. Of the 14 posts sampled, 86% carry an image or video, 29% are part of a thread and 7% link out. The account's strongest tracked post pulled 221K interactions, about 74x its own typical post. Recurring topics include #kindle日替わりセール, #休養の日, #電子書籍.
- What is 案ずるペンギン's engagement rate on X?
- 案ずるペンギン (@nidonejapan) has an engagement rate of 1.34%, based on the median interactions across 14 original posts from the last 30 days against 222,451 followers. Replies, reposts and quote-posts of other people are excluded from that sample.
- Is that a good engagement rate?
- At 1.34%, 案ずるペンギン sits above the 75th percentile of the 205,152 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 @nidonejapan have real engagement?
- Its engagement rate beats 95% of the tracked X accounts closest to it in follower count (20,444 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 @nidonejapan post?
- Most posts go out around 09:00 UTC, and Sunday is its busiest day, at roughly 3.2 posts per day across the measured window.