This is the 3739th most frequent Japanese word.
しつらえ
Arrangement; decoration; furnishing.
In this context, 'しつらえ' refers to the arrangement or setup of the room, implying its furnishings and decoration.
この部屋のしつらえがとても落ち着いていて、居心地が良いです。
The arrangement of this room is very calming and comfortable.
Here, 'しつらえ' denotes the specific layout and preparation of the altar, emphasizing its ritualistic setup.
彼は祭壇のしつらえを丁寧に準備した。
He carefully prepared the arrangement of the altar.
In this example, 'しつらえ' describes the elaborate decorations and setup done specifically for the party event.