Most regular games have five players. Four sit down to play; the fifth person pulls up a chair just far enough back to see every rack without hovering. She scores, she refreshes drinks, and she waits for the next round.
At first the fifth chair feels like a consolation prize. You are not really in the game. But after a few evenings you realize it is the best seat in the house. From there you can watch three hands at once: the discards, the exposures, and the small gestures that reveal whether someone is one tile away or just pretending to be. You see how a hand changes when a player gets nervous, how a safe discard becomes a gift, and how often the winner was not the person with the best tiles but the person who paid attention.
The fifth chair is also where patience lives. You cannot touch the tiles, so you stop solving and start noticing. You learn that mahjong is less about the hand you were dealt and more about the story the table is telling. By the time your next round arrives, you have already read half of it.
What to watch when you are not holding tiles
Sitting out is only wasted time if you watch it like a spectator. There are three things worth your attention, and they are not the ones your eye goes to by default.
The discards, read as a set rather than one at a time. A single discarded 4-bam tells you almost nothing. Six discards from the same player, in the order they were thrown, tell you where that hand has been and, more usefully, where it stopped being interested. I keep a rough picture of each player's first four discards, because the early ones are the honest ones — before anyone has a reason to throw something misleading.
The exposures, because they are public information. A set laid face up is the only part of a hand anyone is allowed to see, and it is a statement of fact rather than a guess:
Watch what a player exposes and when. Two exposures in the same suit with three turns between them is a hand that has committed. Two exposures in different suits is often a player who is still hedging, and that player is worth watching differently.
The pauses. Where someone stops, looks at the wall, and thinks for three seconds longer than usual. Nine times out of ten something just became real for them — a tile they needed went past, or they decided to change direction. You cannot see their rack, but you can see them react to it.
The etiquette of the seat
The fifth chair comes with rules of its own, and they are unwritten in the sense that nobody tells you and everybody notices.
- Sit back far enough to see the racks without reading over a shoulder. If you have to lean, you are too close.
- Keep score properly, and read it out at the end of the hand. The fifth chair is often the only person writing anything down; an accurate score is the job.
- Do not say what you can see. You will notice things — a player telegraphing, a hand that is obviously dead, the tile someone has been waiting for three turns. Saying any of it changes the game for people who are still playing it. Save it for after the hand, and only if they ask.
- Take your round, and hand the seat on without ceremony. Nobody wants a discussion about who is due next.
Turn it into practice
This is the part that surprised me. Two months of fifth-chair evenings did more for my reading than the previous year of playing had.
The method is small. Pick one player, not the whole table, and follow only them for a whole hand — their discards, their pauses, their face. Before each of their turns, guess silently which tile they will throw. You will be wrong at first and less wrong by the sixth week. It is the same habit the reading practice page drills, done in a real room with real stakes and no risk to your own hand.
If you want something more structured for the same skill, the dead-hand drill gives you the counting half of it, and reading the table covers what to do with the conclusion once you have it. The habits that make the seat comfortable in the first place are in etiquette.
The first time you sit in the fifth chair and correctly predict a discard three turns before it happens, you stop thinking of it as the seat where you wait.