also: ろうとうはい
noun
terminals; suited tiles numbered 1 or 9
Mahjong term for the end tiles of each suit: 1 and 9 of characters, circles, and bamboo. Often used in discussions of yaku such as 混老頭 or 清老頭.
from Chinese lǎo tóu pái
老頭牌は、各スートの1と9の牌のことです。
Terminals are the 1 and 9 tiles of each suit.
混老頭を作るには、老頭牌と字牌だけを集めます。
To make a mixed terminals hand, collect only terminals and honor tiles.
Borrowed from Chinese 老頭牌 (lǎo tóu pái), literally 'old head tiles', referring to the end tiles of a suit.