Best-selling custom home company - retail current
- Who
- Ichijyo Co., Ltd.
- What
- 18,631 unit(s) sold
- Where
- Japan (浜松市)
- When
- 17 December 2025
The best-selling custom home company - retail current is Ichijo Co., Ltd. (Japan), which sold 18,631 custom homes from 1 January 2024 to 31 December 2024, as verified by research conducted by an independent research company on 17 December 2025.
Ichijo Co., Ltd. also holds the Guinness World Records titles for the largest prefabricated house factory.