限定

1. Origins, structure, and basic meaning

• Structure: 限定, read げんてい, means setting a limit on a period, quantity, group, or other range.
• Basic usage: Use it for winter-only sales or a fixed limit on attendance.

2. Common pitfalls and similar expressions

• The target and the limit
  • In the example 参加者を二十人に限定して, を marks what is limited, and に marks the specified number.
• What is limited
  • The first example's 冬だけ limits the sales period.