noun
Refers to the space directly under the roof, often used for storage or as an extra room.
屋根裏に古い写真がしまってあった。
Old photos were stored in the attic.
子供の頃、屋根裏部屋が秘密基地だった。
When I was a child, the attic room was my secret base.
A loanword often used for a raised sleeping or storage platform inside a room, not necessarily an enclosed attic.
Compound of 屋根 (yane, 'roof') and 裏 (ura, 'back' or 'underside'), literally 'the space behind/under the roof'.