Riichi Tools
South 4 Simulator
Hand analyzer
Try to beat the leader of the table in the last round!
Hard mode (up to 110 fu)
My score
Leader's score
Sticks in pot
Who is east?
Neither you nor the leader is east
You are east
Leader is east
How to win in 1 hand?
Direct ron of leader
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1
2
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11
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13
Han
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25
30
40
50
60
70
80
90
100
110
Fu
Other player ron
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1
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8
9
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11
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13
Han
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25
30
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50
60
70
80
90
100
110
Fu
Tsumo
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1
2
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5
6
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8
9
10
11
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13
Han
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20
25
30
40
50
60
70
80
90
100
110
Fu
Evaluate!
New game