Tenhou.net

Tenhou (天鳳, tenhou.net) is the one of the most popular online mahjong service in Japan. It is also the platform of choice for the English-speaking community.

Basic user's guide

Tenhou.net is a Japanese site. So, anyone, who is not familiar with navigating Japanense sites, may have some difficulty.

Tenhou.net house rules

• Rules of play

History

• 2006/02/20 Hanjyukusou (半熟荘) beta released
• 2006/08/01 Came out of beta
• 2006/10/24 10,000 IDs registered
• 2007/01/20 Changed name to Tenhou
• 2007/12/25 100,000 IDs registered
• 2008/02/01 Windows client released
• 2009/02/20 Houou table opened
• 2010/08/22 1,000,000 IDs registered
• 2012/06/09 10,000 concurrent users
• 2013/07/10 2,500,000 IDs registered

External links

• Comprehensive English documentation
• Tenhou manual
• Overall ranking tables
• Yaku frequency
• Official blog

Tools

• Tenhou ranking tool
• 天鳳牌譜解析