including four-wheeled automobiles subject to registration and light motor vehicles*
Supplementary notes
*Vehicles include passenger cars, trucks except for trailers, buses, and special purpose vehicles. Light motor trucks include three-wheeled vehicles.
**Import vehicles include vehicles from Japanese production overseas.
As of March 2021, the leading automobile brand on Japan's streets was Toyota, with around million automobiles in use. Most of those were regular automobiles subject to registration. When only accounting for mini vehicles, Daihatsu was in the lead.
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Automobile Business Association of Japan. (December 9, 2021). Leading automobile manufacturers in Japan as of March 2021, based on vehicles in use (in millions) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 29, 2026, from /statistics/1236414/japan-automobiles-in-use-by-car-brand/
Automobile Business Association of Japan. "Leading automobile manufacturers in Japan as of March 2021, based on vehicles in use (in millions)." Chart. December 9, 2021. ÌÇÐÄÆÆ½â°æ. Accessed July 29, 2026. /statistics/1236414/japan-automobiles-in-use-by-car-brand/
Automobile Business Association of Japan. (2021). Leading automobile manufacturers in Japan as of March 2021, based on vehicles in use (in millions). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 29, 2026. /statistics/1236414/japan-automobiles-in-use-by-car-brand/
Automobile Business Association of Japan. "Leading Automobile Manufacturers in Japan as of March 2021, Based on Vehicles in Use (in Millions)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 9 Dec 2021, /statistics/1236414/japan-automobiles-in-use-by-car-brand/
Automobile Business Association of Japan, Leading automobile manufacturers in Japan as of March 2021, based on vehicles in use (in millions) ÌÇÐÄÆÆ½â°æ, /statistics/1236414/japan-automobiles-in-use-by-car-brand/ (last visited July 29, 2026)
Leading automobile manufacturers in Japan as of March 2021, based on vehicles in use (in millions) [Graph], Automobile Business Association of Japan, December 9, 2021. [Online]. Available: /statistics/1236414/japan-automobiles-in-use-by-car-brand/