Hochi rules
Hochi rules 「報知ルール」 is a 1953 ruleset compiled by Amano Daizo in the Hochi Shinbun newspaper. It is the oldest official ruleset for riichi mahjong.
Equipment and setup
All rules of modern riichi mahjong apply, with the following changes:
- All tenbou have tenth of their usual value.
- All players start with 5000 points:
- Three 1000 point sticks
- Two 500 point sticks
- Nine 100 point sticks
- Ten 10 point sticks
- Two dice casts are used during the deal
Play
All rules of modern riichi mahjong apply, with the following changes:
- The game is played as tonpuusen.
- A riichi bet is 300 points.
- You cannot call ankan during riichi.
- There is no iihanshibari; you can win without a yaku.
- In the case of double or triple ron:
- One person is paid in full according to atamahane; others are paid half.
- Winners get their riichi bets back; other riichi sticks are divided equally.
- In the case of ryuukyoku:
- There is no tenpai renchan or noten bappu.
- A player's riichi sticks are divided equally among the other players.
- There are no honba
- The is no kandora or uradora
- Furiten only affects discarded/skipped tiles; other waits can be ronned.
- Sekinin barai applies to the following hands:
- Daisangen
- Daisuushii
- Suukantsu
- Tsuuiisou with 4 calls and tsumo
- Chinroutou with 4 calls and tsumo
Scoring
There is no bazoro. Thus, different scoring tables are used:
| Han/Fu | 20 | 25 | 30 | 40 | 50 | 60 | 70 | 80 | 90 |
|---|---|---|---|---|---|---|---|---|---|
| 0 | 80
(20/40) |
--
-- |
120
(30/60) |
160
(40/80) |
200
(50/100) |
240
(60/120) |
280
(70/140) |
320
(80/160) |
360
(90/180) |
| 1 | 160
(40/80) |
--
-- |
240
(60/120) |
320
(80/160) |
400
(100/200) |
480
(120/240) |
560
(140/280) |
640
(160/320) |
720
(180/360) |
| 2 | 320
(80/160) |
400
(100/200) |
480
(120/240) |
640
(160/320) |
800
(200/400) |
960
(240/480) |
1120
(280/560) |
1280
(320/640) |
1440
(360/720) |
| 3 | 640
(160/320) |
800
(200/400) |
960
(240/480) |
1280
(320/640) |
1600
(400/800) |
1920
(480/960) |
2240
(560/1120) |
2560
(640/1280) |
2880
(720/1440) |
| 4 | 1280
(320/640) |
1600
(400/800) |
1920
(480/960) |
2560
(640/1280) |
3200
(800/1600) |
3840
(960/1920) |
4000
(1000/2000) | ||
| 5 | 2560
(640/1280) |
3200
(800/1600) |
3840
(960/1920) |
4000
(1000/2000) | |||||
| Shoumangan
6+ |
4000
(1000/2000) | ||||||||
| Daimangan | 6000
(1500/3000) | ||||||||
| Han/Fu | 20 | 25 | 30 | 40 | 50 | 60 | 70 | 80 | 90 |
|---|---|---|---|---|---|---|---|---|---|
| 0 | 120
(40) |
--
-- |
180
(60) |
240
(80) |
300
(100) |
360
(120) |
420
(140) |
480
(160) |
540
(180) |
| 1 | 240
(80) |
--
-- |
360
(120) |
480
(160) |
600
(200) |
720
(240) |
840
(280) |
960
(320) |
1080
(360) |
| 2 | 480
(160) |
600
(200) |
720
(240) |
960
(320) |
1200
(400) |
1440
(480) |
1680
(560) |
1920
(640) |
2160
(720) |
| 3 | 960
(320) |
1200
(400) |
1440
(480) |
1920
(640) |
2400
(800) |
2880
(960) |
3360
(1120) |
3840
(1280) |
4320
(1440) |
| 4 | 1920
(640) |
2400
(800) |
2880
(960) |
3840
(1280) |
4800
(1600) |
5760
(1920) |
6000
(2000) | ||
| 5 | 3840
(1280) |
4800
(1600) |
5760
(1920) |
6000
(2000) | |||||
| Shoumangan
6+ |
6000
(2000) | ||||||||
| Daimangan | 9000
(3000) | ||||||||
Yaku
The list of yaku is somewhat different from modern riichi:
1 han yaku
2 han yaku
- Sanshoku, 1 han if open
- Ittsuu, 1 han if open
- Chanta, 1 han if open
- Honitsu
- Chiitoi
- Toitoi
- Sanankou
- Daburii
- Shousangen
- Sanshokudoukou
- Sankantsu
3 han yaku
- Junchan, 2 han if open
- Isshokusanjun, 2 han if open
Shoumangan (4000/6000 points)
- Chinitsu
- Honroutou
- Renhou, win during the first go-around
- Daichiishin
- Isshokuyonjun
Daimangan (6000/9000 points)
- Suuankou
- Daisangen
- Kokushi
- Suushiihou
- Tsuuiisou, excluding daichiishin
- Chinroutou
- Tenhou
- Chiihou, win from the dealer's first discard
- Suukantsu
- Chuuren, scored as 8000/12000 points