No.3798
05/15/2025

Detached Housing Market in Japan: Key Research Findings 2025

Housing Starts of Detached Houses Forecasted to Decline to 321,000 by FY2030, Down 10% From FY2023

Yano Research Institute (the President, Takashi Mizukoshi) has conducted a survey on the domestic detached housing market and found out the current status and future perspectives. This press release denotes our forecast on the housing starts.


Transition and Forecast of Domestic Housing Starts of Detached Houses (Owned Houses and Built-for-sale Houses)
Transition and Forecast of Domestic Housing Starts of Detached Houses (Owned Houses and Built-for-sale Houses)

Market Overview

Since FY2018, the domestic market of new detached houses has been on a downward trend, largely due to structural challenges such as a declining population and sharply rising housing prices driven by escalating construction costs. Despite these unfavorable market conditions, the segment for built-for-sale detached houses remained relatively resilient. Amid increasing housing prices, demand for affordable built-for-sale houses, such as those build by power builders (house builders that specialize in reasonable built-for-sale housing) grew steadily.  

In response to the demand, major home builders that traditionally focused on full custom homes started to invest more on built-for-sale houses in the last few years. This shift was also driven by the fact that built-for-sale houses are relatively more profitable than full custom orders, as it generally requires less time and cost for sales and design.

Noteworthy Topics

“House Makers” Offering A Wide Range of Homes

In recent years, the Japanese government has shifted focus of the Basic Housing Policy from increasing the number of houses to improving housing quality. At the same time, consumer preferences and demands have become increasingly diverse. In response to these evolving trends, house makers* have expanded their product portfolio to offer a wide range of housing options that cater to varying lifestyles and needs.

One such offerings is eco-friendly housing. Amid increasing societal emphasis on ecologically sound lifestyle, house makers are actively developing sustainable housing, such as Net Zero Energy Homes (ZEH, which aim to reduce energy consumption and environmental impact).
Additionally, to enhance consumer confidence in the face of soaring housing prices, house makers developed the “standardized (semi-order) housing” as a cost-effective yet high-quality alternative.
This type of houses is positioned between full custom order and ready-built homes. Although choices for floor layouts are restricted, the quality of materials used are similar to those used in fully customized homes. Shortened design process contributes to cost reduction, making the standardized homes budget-friendly and high quality.

*House makers: Large home builders that operate across Japan with annual closings of over 300.

Future Outlook

The hew housing starts of detached houses are forecasted to drop to 321,000 by FY2030, representing 90% of the FY2023 level. This downward trend is driven by demographic decline compounded by  increasing construction costs and mortgage rates.

Research Outline

1.Research Period: January to March 2025
2.Research Object: Home builders (“house maker”, “builder”, and “local builder”*) *Note: In Japan, large home builders that operate across the nation with annual closings of over 300 are called “house makers”. Mid-sized builders that are region-based with around 20 closings per year are called “builders”. House builders smaller than “builders” are called “local builders (ko-mu-ten)”.
3.Research Methogology: Face-to-face interviews by our expert researchers (including online interviews), corporate questionnaire, and literature research

What is the Detached Housing Market?

In this research, the detached housing market encompasses the market of new detached houses (full custom orders, built-for-sale, and knockdown rebuilds) and  pre-owned detached houses.

<Products and Services in the Market>

New detached houses (full custom orders, built-for-sale, knockdown rebuilds), pre-owned detached houses

Published Report

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