items that come in pairs / sets of furniture etc.

frontier pass / close / relation / barrier / gate

barrier, gate / to concern; to relate to; connection

barrier, gate

Seki (a city in Gifu Prefecture, Japan) / a surname

缶, 罐, 鑵: counter for canned goods

缶, 罐, 鑵: can

汗: khan, a ruler over various Turkish, Tatar and Mongol peoples in the Middle Ages

(mahjong) kong

(historical, archaic, discriminatory, sensitive) suspicious Korean person; Korean criminal