物陰 (monokage) Japanese meaning: place hidden from view | Kotomora。
The culprit was hiding behind something.
A cat jumped out from behind a hiding place.
Usage patterns
〈場所〉に隠れるto hide behind/in a concealed spot
He hid behind cover and watched what was happening.
〈場所〉から覗くto peek out from behind cover
A child was peeking out from behind cover.
〈場所〉に身を潜めるto conceal oneself in a hidden spot
The suspect was concealing himself behind cover.