Observed arrival · 2026-10-31
Mahbao wants mahjong skill to travel across rule sets
Mahbao presents a browser-based mahjong training platform with a daily puzzle, a cross-rule-set rating, and adaptive drills.
○Open
⊠Login
$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
- For
- Mahjong players practicing across different rule sets
- Worth noticing
- The homepage lists 13 rule sets; it identifies Red Dragon (Hongzhong) as the variant running the daily puzzle.
Field notes
Mahbao describes KoiRank as a rating that follows a player across rule sets, with a five-dimension profile used to choose training drills. Its list spans international competition formats, Japanese Riichi, and regional games including Shanghai, Hangzhou, and Guizhou Zhuoji. The page identifies Red Dragon (Hongzhong) as the variant powering the daily puzzle; tournaments and an app are presented as forthcoming.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
$PaidCommerce or pricing visible
◎NicheUnusually specific use
One card from the complete issue