Ryuuiisou All green
YakumanOpen: yakuman
Only 2, 3, 4, 6 and 8 of bamboo and green dragons.
On Riichi Arena
Too rare to measure.
From 35,665 hands won on Riichi Arena, updated daily.
ClosedYakuman
Ryuuiisou
OpenYakuman
Ryuuiisou
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