One han

Question 1

This yaku may apply to any closed hand. Any player who draws a winning tile with a closed hand is awarded this yaku.

Answer 1

Menzenchin tsumohou

「門前清自摸和」

    Win by self-draw

Closed only

Question 2

This is a special yaku applied to closed tenpai hands, which requires the player to make a declaration and “wager”.

Answer 2

Riichi

「立直」

    Ready hand

Closed only

Question 3

This is applied when the player calling riichi wins within 4 tile draws/discards. In addition, the cycle must not be interrupted by tile calls.

Answer 3

Ippatsu

「一発」

    One shot

Closed only

Question 4

Typically known as “all sequences”, this is a hand that does not gain fu based on composition, other than that of a closed ron.

Answer 4

Pinfu

「平和」

    All sequences

Closed only

Question 5

This hand includes two identical sequences.

Answer 5

Iipeikou

「一盃口」

    Identical sequences

Closed only

Question 6

The hand is completed with the last tile on the wall.

Answer 6

Haitei raoyue

「海底撈月」

    Win by last draw

May be open

Question 7

The hand is completed with the very last discarded tile.

Answer 7

Houtei raoyui

「河底撈魚」

    Win by last discard

May be open

Question 8

This yaku is awarded upon winning with a tile from the dead wall.

Answer 8

Rinshan kaihou

「嶺上開花」

    Win by dead wall draw

May be open

Question 9

The winning tile for a hand is called on another player’s Kan. Essentially, the tile needed to complete a Kan is stolen to complete a winning hand.

Answer 9

Chankan

「搶槓」

    Robbing a kan

May be open

Question 10

A hand composed of only inside (numbers 2-8) tiles

Answer 10

Tanyao

「断幺九」

    All simples

May be open (Closed only on variation)

Question 11

A hand with at least one group of dragon tiles, seat wind, or round wind tiles. This hand can be valued at 1 han for each group.

Answer 11

Yakuhai

「役牌」

    Value tiles

May be open