World Riichi Mahjong League
The World Riichi Mahjong League is a competitive mahjong series within the Osamuko.com group under the direction of the site owner, Osamu.
Seasons
- December (6,13,20, and 27), 2014
- January (9, 16, 23, and 30), 2015
- March (8, 15, 22, 29), 2015 : 05:00-08:00 GMT
Game rules
The game rules are enforced by Tenhou.net within its championship lobby system. The rules are modified as follows:
- Start score: 25,000
- Target score: 30,000
- Uma: 「30 / 10 / -10 / -30」 Oka: 5,000 x 4
- Atamahane - Ari
- Akadora - Nashi
- Kiriage mangan - Ari
- Tochuu ryuukoku - Nashi (all)
- Tobi - Nashi
- Renhou - Nashi
- Nagashi mangan - Nashi
- Tenpai yame - Nashi
- Agari yame - Nashi