風かざ穴あな

noun

air hole; vent; windhole

General term for an opening that lets air or wind pass through, such as a ventilation hole or a natural fissure.

• 壁かべに風かざ穴あなを開あけて換かん気きを良よくした。

  We made an air hole in the wall to improve ventilation.

• 洞どう窟くつの奥おくに小ちいさな風かざ穴あながあった。

  There was a small windhole deep inside the cave.

noun

deep cave with cold wind

Specific geological term for a deep cave from which cold wind blows, often due to temperature differences; also read ふうけつ in this sense.

See also: 風穴 (ふうけつ)

• この地ち域いきには風かざ穴あなと呼よばれる洞どう窟くつが点てん在ざいしている。

  Caves called 'wind caves' are scattered throughout this region.