What is Four kans (スーカンツ)?
Four kans made by one player — a yakuman.
Han and calls
Yakuman
How it is formed
- One player makes four kans, closed or open.
- Only the pair is left, so the wait is a single tile.
- Four kans spread across different players abort the hand instead.
Example hand
Winning with this shape gives the following.
- Yaku scored：Four kans
- Fu：25 fu／Yakuman
- Points for this example：32,000 points（Tsumo）
This opens the practice board with the hand already set up; press Tsumo to win with it.
Yaku it combines with
Questions
How many han is Four kans?
It is a yakuman (Yakuman on this site).
Does Four kans count on an open hand?
Yes. It still counts after pon, chi or kan.
Can four kans also be four concealed triplets?
If all four kans are closed, yes — the yakuman values add up on this site.
Now put it to work
Last updated 2026-09-14 · Run by Qdan, Inc.