In 2020, one-person households accounted for around 38 percent of the total number of private households in Japan, while more than half of the total households were made up of nuclear families. The number of one-person households has increased over the past two decades.
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Statistics Bureau of Japan. (September 19, 2025). Share of one-person households in Japan from 2000 to 2020 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 29, 2026, from /statistics/606243/japan-one-person-households/
Statistics Bureau of Japan. "Share of one-person households in Japan from 2000 to 2020." Chart. September 19, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 29, 2026. /statistics/606243/japan-one-person-households/
Statistics Bureau of Japan. (2025). Share of one-person households in Japan from 2000 to 2020. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 29, 2026. /statistics/606243/japan-one-person-households/
Statistics Bureau of Japan. "Share of One-person Households in Japan from 2000 to 2020." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 19 Sep 2025, /statistics/606243/japan-one-person-households/
Statistics Bureau of Japan, Share of one-person households in Japan from 2000 to 2020 ÌÇÐÄÆƽâ°æ, /statistics/606243/japan-one-person-households/ (last visited July 29, 2026)
Share of one-person households in Japan from 2000 to 2020 [Graph], Statistics Bureau of Japan, September 19, 2025. [Online]. Available: /statistics/606243/japan-one-person-households/
