Extension Tracker

AI Mahjong Scouter & True Error Rate 'Shirokun!' Mortal Ver.

2,000 users Rated 4.83 from 6 ratings Last updated 26 Aug 2026

By SayanoYuta Live in the Chrome Web Store bddpkenjdopccldclkdcjaihiffkmlah Last checked 26 Sep 2026, 22:15 UTC

The listing

What the Chrome Web Store shows, as of the last check

Dramatically enhance your Mortal AI reviews with the exclusive 'True Error Rate' and 'Mahjong Scouter' features powered by Shirokun!Summary from the listing
Developer
SayanoYuta
Trader status
Not declared a trader under EU law
Category
Make Chrome Yours › Accessibility
First published
14 Sep 2025
Last updated
26 Aug 2026
Version
26.8.26
Size
615 KiB
Minimum Chrome
88
Languages
5 languages

English, 中文（中国）, 中文（台灣）, 日本語, 한국어

Support page
https://github.com/SayanoYuta/Shirokun-Mortal-Extension
Open in the Chrome Web Store ↗ Download the CRX from Google ↗
Users over time As shown on the Chrome Web Store

Tracking began on 26 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-262,0004.836
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#14,553
by users, of 264,254 extensions
In its category
#819
of 7,977 in Accessibility

What changed

Every change found on a check, newest first

No changes found since tracking began on 26 Sep 2026.

What it can access

From the extension's manifest, in plain language

Sites where it runs scripts
  • https://mjai.ekyu.moe/*mjai.ekyu.moe
Browser features
  • storageSave settings and data in your browser

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
AI Mahjong Scouter & Critical Blunder Rate 'Shirokun!' BigCoach Edition664 5.003 Accessibility
All 2 extensions by SayanoYuta →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 26 Sep 2026, 22:15 UTC; next check around 30 Sep 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “AI Mahjong Scouter & True Error Rate 'Shirokun!' Mortal Ver.” (bddpkenjdopccldclkdcjaihiffkmlah). Chrome Web Store data, last checked 2026-09-26. https://extensiontracker.com/extension/bddpkenjdopccldclkdcjaihiffkmlah. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_bddpkenjdopccldclkdcjaihiffkmlah,
  title   = {AI Mahjong Scouter & True Error Rate 'Shirokun!' Mortal Ver. (bddpkenjdopccldclkdcjaihiffkmlah)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-26},
  url     = {https://extensiontracker.com/extension/bddpkenjdopccldclkdcjaihiffkmlah},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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