歳入

1. Origins, structure, and basic meaning

• Structure: 歳入, read さいにゅう, combines fiscal year 歳 with incoming funds 入 as a public-accounting revenue term.
• Basic usage: It denotes income received by a government or municipality during a fiscal period, as in 町の歳入.

2. Common pitfalls and similar expressions

• Distinguishing meanings
  • It is opposite in direction to expenditure 歳出 and differs in scope from a private company's sales 売上.