千

1. Origins, structure, and basic meaning

• Structure: 千 is read as せん and is the numeral for one thousand.
• Basic usage: One thousand yen appears in 千円, while approximately one thousand people appears in およそ千人.

2. Common pitfalls and similar expressions

• Reading it with units
  • A unit or counter follows 千, giving forms such as 千円 read せんえん and 千人 read せんにん.
• Written forms
  • Depending on context, the quantity may be written as 千 or 1000; both represent one thousand.