noun, noun or participle which takes 'suru', intransitive verb
tenpai; one tile away from winning
Mahjong term for a hand that needs only one more tile to complete a winning hand. Often used with する to mean 'to reach tenpai'.
from Chinese tīngpái
あと一牌でテンパイだ。
I'm one tile away from tenpai.
He quickly reached tenpai.