noun
insole; shoe insert; inner sole
Refers to the removable inner layer inside a shoe, often for comfort or fit adjustment.
新しい靴に中敷きを入れたら、歩きやすくなった。
After putting an insole in my new shoes, they became easier to walk in.
この中敷きは取り外して洗えます。
This insole can be removed and washed.
noun
Rare usage for a rug or carpet placed on the floor. More commonly expressed with 敷物 or カーペット.
古い文献では、床に敷く敷物を「中敷き」と呼ぶことがある。
In old documents, a floor covering is sometimes called 中敷き.
Compound of 中 (naka, 'inside') and 敷き (shiki, 'spreading, laying'), from the verb 敷く (shiku, 'to spread, lay'). Literally 'inside spread', referring to something laid inside a shoe or on the floor.