家計簿

1. Origins, structure, and basic meaning

• Structure: 家計簿(かけいぼ) combines 家計, household finances, with 簿, a record book.
• Basic usage: It is a household ledger used to record everyday income and expenses and review them at the end of a month.

2. Common pitfalls and similar expressions

• Keeping records with つける
  • 家計簿をつける is the expression for keeping household accounts. つけ始めてから places what follows after the start of that record-keeping.