Tenhou English UI

Name: Tenhou English UI
Rating: 5 (2 reviews)
Author: mj.apply.sci

Change the UI text on the Tenhou HTML5 Web Client from Japanese to English

As of May 2026, Tenhou English UI has 2,000 users and a 5.00/5 rating from 2 reviews in the Functionality & UI category.

mj.apply.sci Functionality & UI★ Featured

Chrome Web Store ↗.crx

Users+100.0%

2.0K

2,000

Rating0%

5.00

2 reviews

Reviews0%

Version

10.4.1

Manifest V3

90-day change · In the last 90 days this extension gained 1.0K users.

History

2 snapshots

Tracking since Apr 30, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 30, 2026	1.0K	5.00	2	10.4.1
May 27, 2026	1.0K	5.00	2	10.4.1
Now	2.0K	5.00	2	10.4.1

Permissions & access

Permissions: storagedeclarativeNetRequest
Host access: *://tenhou.net/*, *://ron2.jp/*, *://cdn.tenhou.net/*

Screenshots

About

Play Tenhou and Ron2 in the language of your choice!

This is the latest version of the Tenhou English UI, which updates the original plugin from Mai.

And use custom tilesets - labelled with Western numbers & letters, or brightened with stronger colours.

Available languages:
- English
- Français
- Tiếng Việt
- Polski
- Español

After installing this extension, head to https://tenhou.net/3/ or https://tenhou.net/4/ , or https://ron2.jp/3 to see the result.

Note: This will not work for the Flash client

Special thanks:
Mai (Project founder)
Dimitrieh (UX contributor)
TrollOfNova (French)
Starfire (Vietnamese)
Kraków Chombo Club (Polish)
kvaps (Logo)