家屋

1. Origins, structure, and basic meaning

• Structure: 家屋 is read as かおく and is a formal noun for a house or dwelling as a residential building.
• Basic usage: Renovating an old dwelling appears in 古い家屋を改修する, while homes lining a river appear in 川沿いに並ぶ家屋.

2. Common pitfalls and similar expressions

• A dwelling as a structure
  • It focuses on the physical residential structure that can be renovated or reproduced in a model rather than on a household.
• Difference from 家
  • Unlike the everyday word that can also mean home or family, this term formally identifies the residential building itself.