1550670 jmdict A [id=2277476] 裏面[news1,nf19];ウラ面[sK] うらめん[news1,nf19] [1][n] back (side); reverse [see=2858759・表面[1]] [2][n] B side (of a record) [3][n][fld=vidg] secret levels; hidden levels; post-game content