Tenhou English UI

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

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Tenhou English UI Chrome Extension

Tenhou English UI is a handy Chrome extension designed to translate the Tenhou.net HTML5 web client interface from Japanese into English or French. Players can now enjoy intuitive gameplay with UI text displayed in their preferred language, enhancing their online Mahjong experience.

Simply install the extension and visit Tenhou.net to see the interface change instantly. Note that this extension supports only the HTML5 client and does not work with the Flash client.

Special thanks to contributors from various language and design backgrounds, including English, French, Vietnamese, and Polish translations, as well as UX improvements and logo design.

Add-on Games Productivity Utilities

By:

Mai

Daily users:

662 -3

Rating:

5.00

(9)

Version:

8.0 Last updated: 2020-05-01

Version code:

5016360

Creation date:

2017-10-22

Risk:

Permissions:

storage
tabs
activeTab
webRequest
webRequestBlocking
*://tenhou.net/*
*://p.mjv.jp/*

Size:

7.96M

Email:

ry*****@tuta.io

URLs:

Website

Full description:

Source:

Firefox Browser Add-ons

Updated:

14 hours ago

Ranking

# 3,863 ▲ 3

Other rankings

#164 in Language Support

#306 in Games & Entertainment ▲ 1

#27 in ux keyword 17

#32 in listen keyword 12

#152 in choice keyword 4 ▼ 4

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Other platforms

Tenhou English UI (v8.0)

2,000 4.80

(15)

User reviews

The Tenhou English UI Firefox add-on is praised for making the game accessible by translating menus and gameplay into English, enhancing the experience for both casual and global players. It reveals previously hidden game options and allows users to enjoy riichi mahjong anytime. Users suggest terminology improvements for better clarity and consistency, especially in mahjong-specific terms, and note minor UI text capitalization issues.

Pros

Effectively translates the Tenhou interface into English, enhancing accessibility for non-Japanese speakers.
Improves the gaming experience by making gameplay, settings, and registration pages understandable.
Helps players discover and utilize game options they were previously unaware of.
Works well for casual play with friends.
Enhances enjoyment of riichi mahjong by enabling global play anytime.

Cons

Terminology used in translation (e.g., pon/chi/kan vs pung/chow/kong) could be improved to align with common mahjong terms.
Minor UI inconsistency in capitalization of multi-word titles (e.g., 'Change Lobby' vs 'Change lobby').

Recent reviews

by 退出*****, 2025-04-01

by 退出*****, 2025-03-02

Gan Jing World is a clean, curated universe and a dynamic, overlapping network of integrated platforms and services. ==> https://www.ganjing.com

by Ga*****, 2022-12-23

View all user reviews ›

Extension safety

Risk impact

Tenhou English UI requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details

Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
High ****** *** ********* ** ******* *** ******* ******* ** ****** *** *** ******** ******
High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Low ******* ****** ** *** ********* ******** ********************

Risk likelihood

Tenhou English UI has earned a fairly good reputation and likely can be trusted.

Risk likelihood analysis details

High This extension has low user count. Unpopular extensions may not be stable or safe.
Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
Good **** ********* *** **** **** *******

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