Extension Tracker

rikaikun

200,000 users Rated 4.57 from 1,866 ratings Last updated 30 Sep 2026

By Erek Speed Live in the Chrome Web Store jipdnfibhldikgcjhfnomkfpcebammhp Search Google ↗ Last checked 11 Nov 2026, 19:16 UTC

The listing

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

rikaikun shows the reading and English definition of Japanese words when you hover over Japanese text in the browser.Summary from the listing
Developer
Erek Speed
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Education
First published
6 Jan 2010
Last updated
30 Sep 2026
Version
3.2.42
Size
28.41 MiB
Minimum Chrome
109
Languages
1 language

English

Support page
https://github.com/melink14/rikaikun/issues
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
200KTracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct1 Nov8 Nov2026-09-27: 200,000 users2026-10-01: 200,000 users2026-10-08: 200,000 users2026-10-15: 200,000 users2026-10-23: 200,000 users2026-10-29: 200,000 users2026-11-05: 200,000 users2026-11-11: 200,000 users2026-10-01: new version200,000200KTracking began27 Sep18 Oct8 Nov2026-09-27: 200,000 users2026-10-01: 200,000 users2026-10-08: 200,000 users2026-10-15: 200,000 users2026-10-23: 200,000 users2026-10-29: 200,000 users2026-11-05: 200,000 users2026-11-11: 200,000 users2026-10-01: new version200K
Average rating
4.604.7027 Sep11 Oct25 Oct8 Nov4.574.604.7027 Sep18 Oct8 Nov4.57
Number of ratings
1,8501,8751,90027 Sep11 Oct25 Oct8 Nov1,8661,8501,8751,90027 Sep18 Oct8 Nov1,866
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-11200,0004.571,866
2026-11-05200,0004.571,867
2026-10-29200,0004.571,867
2026-10-23200,0004.571,867
2026-10-15200,0004.571,867
2026-10-08200,0004.661,866
2026-10-01200,0004.661,866
2026-09-27200,0004.661,866
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#784
by users, of 292,131 extensions
In its category
#30
of 12,901 in Education

What changed

Every change found on a check, newest first

  1. New version 3.2.42, replacing 3.2.41.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 27 Sep 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Every websiteIt can read and change your data on all the sites you visit.
Sites where it runs scripts
  • file:///*Files on your computer
  • ftp://*/*Every website
  • http://*/*Every website
  • https://*/*Every website
  • https://docs.google.com/*docs.google.com
Browser features
  • clipboardWriteChange what's in your clipboard
  • offscreenOpen a hidden page for background work
  • storageSave settings and data in your browser

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 11 Nov 2026, 19:16 UTC; next check around 18 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “rikaikun” (jipdnfibhldikgcjhfnomkfpcebammhp). Chrome Web Store data, last checked 2026-11-11. https://extensiontracker.com/extension/jipdnfibhldikgcjhfnomkfpcebammhp. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_jipdnfibhldikgcjhfnomkfpcebammhp,
  title   = {rikaikun (jipdnfibhldikgcjhfnomkfpcebammhp)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-11},
  url     = {https://extensiontracker.com/extension/jipdnfibhldikgcjhfnomkfpcebammhp},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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