What Would You Discard? #4996708 (2-shanten)
Which tile do you discard? (maximize acceptance)
Show answer
中 ・ acceptance 63tiles: 2萬 3萬 4萬 5萬 6萬 8萬 1筒 4筒 5筒 6筒 7筒 8筒 9筒 3索 4索 5索 6索 7索
Why this move works
The answer is 中 (Red dragon). The isolated honor tile is useless in this hand, and discarding it keeps the widest acceptance — 63 tiles (still 2-shanten).
Discarding 5s drops acceptance to 50. Among the discards that keep 2-shanten, letting go of the lone 中 advances on the most tiles.