既製

1. Origins, structure, and basic meaning

• Structure: 既製 is read as きせい and means ready-made or off-the-shelf rather than made to order.
• Basic usage: It can describe furniture that does not fit or pieces used instead of custom-made items.

2. Common pitfalls and similar expressions

• When ready-made goods do not fit
  • 既製: Ready-made furniture does not fit, so a shelf is ordered. Example: 既製の家具では大きさが合わず、棚を注文した。
• Contrasting with made-to-order goods
  • 既製: The costume combines off-the-shelf pieces rather than custom items. Example: 衣装は特注ではなく既製の品を組み合わせたものだ。