旅費

1. Origins, structure, and basic meaning

• Structure: 旅費 is read as りょひ and is a noun for expenses associated with travel or a business trip.
• Basic usage: An itemized statement appears in 旅費の明細, while saving money for travel appears in 旅費を貯める.

2. Common pitfalls and similar expressions

• Expenses defined by their purpose
  • 旅費 groups expenses needed for a journey and can appear in both business and personal travel contexts.
• Difference from 交通費
  • 交通費 focuses on transportation costs, while 旅費 more broadly covers expenses associated with a trip.