Counting: Ittsu

Level

Beginner Standard Expert

Everyday hands

Any hand Tanyao Pinfu Yakuhai Iipeikou Chiitoitsu Toitoi Sanankou Sanshoku doujun Sanshoku doukou Ittsu Chanta Honroutou Shousangen Ryanpeikou Junchan Honitsu Chinitsu

Round
East

Your seat
East · dealer

Tsumo

tsumo

Dora

Each red five is worth 1 dora.

Tsumo · East (dealer)

Score card

0/5

Han: –
Fu: –
Points: –

Step 1 of 5

Which yaku?

Type the name of each yaku: suggestions appear from the first letters. Dora aren’t yaku, they come in step 3.

Scoring

1 han

Riichi declaration Closed hand and riichi declared.
Ippatsu one-shot Win before your next discard after riichi, with no call in between.
Menzen tsumo closed-hand self-draw Win on your own draw with a closed hand (closed kans don’t open it).
Haitei last draw Tsumo on the last tile of the wall.
Houtei last discard Ron on the very last discard.
Rinshan kaihou replacement tile Win on the tile drawn after a kan.
Chankan robbing the kan Ron on the tile an opponent adds to their pon to make a kan.
Pinfu no-points hand Closed hand, four runs, a valueless pair and a ryanmen wait.
Tanyao all simples Only tiles from 2 to 8, no honours or terminals.
Iipeikou pure double run Two identical runs in the same suit, closed hand.
Haku white dragon Triplet or quad of white dragons.
Hatsu green dragon Triplet or quad of green dragons.
Chun red dragon Triplet or quad of red dragons.
Seat wind jikaze Triplet or quad of your own wind.
Round wind bakaze Triplet or quad of the round wind.

2 han

Double riichi riichi on the first turn Riichi declared on your first discard, with no calls before. Replaces riichi.
Chiitoitsu seven pairs Seven different pairs. Always 25 fu.
Toitoi all triplets Four triplets or quads.
Sanankou three concealed triplets Three closed triplets or quads. A triplet completed by ron doesn’t count as concealed.
Sankantsu three kans Three kans, open or closed.
Sanshoku doujun mixed triple run The same run in all three suits.
Sanshoku doukou triple triplets The same triplet in all three suits.
Ittsu pure straight 1-2-3, 4-5-6 and 7-8-9 in the same suit.
Chanta terminals and honours everywhere Every group and the pair contain a terminal or an honour, with at least one run.
Honroutou terminals and honours Only terminals and honours.
Shousangen little three dragons Two dragon triplets and a pair of the third. The two yakuhai are added on top.

3 han

Ryanpeikou twice pure double run Two sets of two identical runs, closed hand. Replaces iipeikou.
Junchan terminals everywhere Every group and the pair contain a 1 or a 9, no honours, with at least one run.
Honitsu half flush One suit plus honours.

6 han

Chinitsu full flush One suit, no honours.

1 han

Haitei last draw Tsumo on the last tile of the wall.
Houtei last discard Ron on the very last discard.
Rinshan kaihou replacement tile Win on the tile drawn after a kan.
Chankan robbing the kan Ron on the tile an opponent adds to their pon to make a kan.
Tanyao all simples Only tiles from 2 to 8, no honours or terminals.
Sanshoku doujun 2 closed mixed triple run The same run in all three suits.
Ittsu 2 closed pure straight 1-2-3, 4-5-6 and 7-8-9 in the same suit.
Chanta 2 closed terminals and honours everywhere Every group and the pair contain a terminal or an honour, with at least one run.
Haku white dragon Triplet or quad of white dragons.
Hatsu green dragon Triplet or quad of green dragons.
Chun red dragon Triplet or quad of red dragons.
Seat wind jikaze Triplet or quad of your own wind.
Round wind bakaze Triplet or quad of the round wind.

2 han

Toitoi all triplets Four triplets or quads.
Sanankou three concealed triplets Three closed triplets or quads. A triplet completed by ron doesn’t count as concealed.
Sankantsu three kans Three kans, open or closed.
Sanshoku doukou triple triplets The same triplet in all three suits.
Junchan 3 closed terminals everywhere Every group and the pair contain a 1 or a 9, no honours, with at least one run.
Honroutou terminals and honours Only terminals and honours.
Shousangen little three dragons Two dragon triplets and a pair of the third. The two yakuhai are added on top.
Honitsu 3 closed half flush One suit plus honours.

5 han

Chinitsu 6 closed full flush One suit, no honours.

Closed hand only

Riichi declaration Closed hand and riichi declared.
Double riichi riichi on the first turn Riichi declared on your first discard, with no calls before. Replaces riichi.
Ippatsu one-shot Win before your next discard after riichi, with no call in between.
Menzen tsumo closed-hand self-draw Win on your own draw with a closed hand (closed kans don’t open it).
Pinfu no-points hand Closed hand, four runs, a valueless pair and a ryanmen wait.
Iipeikou pure double run Two identical runs in the same suit, closed hand.
Ryanpeikou twice pure double run Two sets of two identical runs, closed hand. Replaces iipeikou.
Chiitoitsu seven pairs Seven different pairs. Always 25 fu.

Dora: the next tile

Numbers
Winds
Dragons

Dora: 1 han per tile, but not a yaku. You need at least one yaku to win.
Kan: each quad reveals one more indicator.
Ura-dora: only after riichi, under each indicator.
Aka-dora: each red five is worth 1 dora.

Yakuman

The limit hands. Tenpai never deals them, but you should recognise them.

Kokushi musou thirteen orphans
Suuankou four concealed triplets
Daisangen big three dragons
Shousuushii little four winds
Daisuushii big four winds
Tsuuiisou all honours
Chinroutou all terminals
Ryuuiisou all green
Chuuren poutou nine gates
Suukantsu four kans
Tenhou heavenly hand
Chiihou earthly hand

1

Start from 20 fu

Every regular hand has a base of 20 fu (fuutei).

20
2
Add how the hand was won
- +10 ron, closed hand
- +2 tsumo, except with pinfu
- 0 ron, open hand

Add each group

Group	open	closed
Triplet of 2 to 8	2	4
Triplet of 1s, 9s or honours	4	8
Kan of 2 to 8	8	16
Kan of 1s, 9s or honours	16	32
Run	0	0

Closed is worth double open, and a kan four times a triplet. A triplet completed by ron counts as open.

4
Add the pair, if it has value
- Dragons, your wind or the round wind +2
- Your wind, if it is also the round wind +4
5
Add the wait, if it is a closed wait
- Ryanmen two-sided 0
- Shanpon two pairs 0
- Kanchan middle +2
- Penchan edge +2
- Tanki on the pair +2
6

Round up to the next ten

32 becomes 40, 40 stays 40.

The cases you don’t count

Chiitoitsu: always 25 fu, never rounded.
Pinfu on tsumo: a flat 20 fu.
Pinfu on ron: 30 fu.
Open hand at 20 fu: raised to 30 fu.

Winner

Win

Han, dora included

Fu : they no longer count above 4 han

Non-dealer ron: what the player who discarded the tile pays.

Points for a non-dealer ron, by han and fu
Fu	1 han	2 han	3 han	4 han
25 fu	·	1,600	3,200	6,400
30 fu	1,000	2,000	3,900	7,700
40 fu	1,300	2,600	5,200	Mangan 8,000
50 fu	1,600	3,200	6,400	Mangan 8,000
60 fu	2,000	3,900	7,700	Mangan 8,000
70 fu	2,300	4,500	Mangan 8,000
80 fu	2,600	5,200	Mangan 8,000
90 fu	2,900	5,800	Mangan 8,000
100 fu	3,200	6,400	Mangan 8,000
110 fu	3,600	7,100	Mangan 8,000

Above 4 han, fu no longer count

Mangan 8,000 5 han, or 4 han from 40 fu, 3 han from 70 fu
Haneman 12,000 6 or 7 han
Baiman 16,000 8 to 10 han
Sanbaiman 24,000 11 or 12 han
Counted yakuman 32,000 13 han or more

Non-dealer tsumo: on top what each non-dealer pays, below what the dealer pays.

Points for a non-dealer tsumo, by han and fu
Fu	1 han	2 han	3 han	4 han
20 fu	·	400 700	700 1,300	1,300 2,600
25 fu	·	·	800 1,600	1,600 3,200
30 fu	300 500	500 1,000	1,000 2,000	2,000 3,900
40 fu	400 700	700 1,300	1,300 2,600	Mangan 2,000 4,000
50 fu	400 800	800 1,600	1,600 3,200	Mangan 2,000 4,000
60 fu	500 1,000	1,000 2,000	2,000 3,900	Mangan 2,000 4,000
70 fu	600 1,200	1,200 2,300	Mangan 2,000 4,000
80 fu	700 1,300	1,300 2,600	Mangan 2,000 4,000
90 fu	800 1,500	1,500 2,900	Mangan 2,000 4,000
100 fu	800 1,600	1,600 3,200	Mangan 2,000 4,000
110 fu	900 1,800	1,800 3,600	Mangan 2,000 4,000

Above 4 han, fu no longer count

Mangan 2,000 dealer: 4,000 5 han, or 4 han from 40 fu, 3 han from 70 fu
Haneman 3,000 dealer: 6,000 6 or 7 han
Baiman 4,000 dealer: 8,000 8 to 10 han
Sanbaiman 6,000 dealer: 12,000 11 or 12 han
Counted yakuman 8,000 dealer: 16,000 13 han or more

Dealer ron: what the player who discarded the tile pays.

Points for a dealer ron, by han and fu
Fu	1 han	2 han	3 han	4 han
25 fu	·	2,400	4,800	9,600
30 fu	1,500	2,900	5,800	11,600
40 fu	2,000	3,900	7,700	Mangan 12,000
50 fu	2,400	4,800	9,600	Mangan 12,000
60 fu	2,900	5,800	11,600	Mangan 12,000
70 fu	3,400	6,800	Mangan 12,000
80 fu	3,900	7,700	Mangan 12,000
90 fu	4,400	8,700	Mangan 12,000
100 fu	4,800	9,600	Mangan 12,000
110 fu	5,300	10,600	Mangan 12,000

Above 4 han, fu no longer count

Mangan 12,000 5 han, or 4 han from 40 fu, 3 han from 70 fu
Haneman 18,000 6 or 7 han
Baiman 24,000 8 to 10 han
Sanbaiman 36,000 11 or 12 han
Counted yakuman 48,000 13 han or more

Dealer tsumo: what each opponent pays.

Points for a dealer tsumo, by han and fu
Fu	1 han	2 han	3 han	4 han
20 fu	·	700	1,300	2,600
25 fu	·	·	1,600	3,200
30 fu	500	1,000	2,000	3,900
40 fu	700	1,300	2,600	Mangan 4,000
50 fu	800	1,600	3,200	Mangan 4,000
60 fu	1,000	2,000	3,900	Mangan 4,000
70 fu	1,200	2,300	Mangan 4,000
80 fu	1,300	2,600	Mangan 4,000
90 fu	1,500	2,900	Mangan 4,000
100 fu	1,600	3,200	Mangan 4,000
110 fu	1,800	3,600	Mangan 4,000

Above 4 han, fu no longer count

Mangan 4,000 5 han, or 4 han from 40 fu, 3 han from 70 fu
Haneman 6,000 6 or 7 han
Baiman 8,000 8 to 10 han
Sanbaiman 12,000 11 or 12 han
Counted yakuman 16,000 13 han or more

The formula: fu × 2^{han + 2} gives the basic points, capped at 2,000 (mangan). Ron: basic × 4, or × 6 for the dealer. Tsumo: each non-dealer pays the basic points, the dealer double. Each payment is rounded up to the next hundred.