N1Noun

鍵穴

かぎあな

Meaning

洞穴

どうけつ

cave, cavern

穴埋め

あなうめ

filling (up) a hole, filling in (for a gap, vacancy, etc.)

穴場

あなば

hidden gem, lesser-known spot

落ち穴

おちあな

pitfall, trap

塚穴

つかあな

grave

虎穴

こけつ

lion's den, very dangerous place or situation

鍵盤

けんばん

keyboard (of a piano, typewriter, etc.)

黒鍵

こっけん

black key (on a piano, organ, etc.)

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