回廊 (かいろう)corridor; gallery; hallway

回廊, its kanji, and other words that share them.Open this graph

Kanji in 回廊

今回こんかいthis time; now
回復かいふくrestoration; rehabilitation
前回ぜんかいprevious time; last time
回戦かいせんevent with ... rounds, innings, legs, etc.
回答かいとうreply; answer
一回いっかいonce; one time
回収かいしゅうcollection; recovery
回数かいすうnumber of times; frequency
画廊がろうart gallery (esp. artworks for sale); picture gallery
廊下ろうかcorridor; hallway
渡り廊下わたりろうかpassage
ポーランド回廊ポーランドかいろうPolish Corridor
中廊下なかろうかcentral corridor; middle corridor
中門廊ちゅうもんろうcorridor connecting an annex to a pond-side building (in traditional palatial-style architecture)
側廊そくろうaisle (of a church)
前廊ぜんろうporch; portico

See how 回廊 connects to the rest of Japanese.