The Toyota Group (トヨタグループ, Toyota Gurūpu) is a group of companies that have supplier, vendor and investment relationships with Toyota Industries and Toyota Motor vehicle manufacturing facilities. It is similar to a keiretsu in that no particular entity has outright control over the entire group, although unlike most keiretsu it does not contain a major bank.

There are 18 major companies that make up the Toyota Group:^[1]

• Kyoho kai group – Auto parts company – 211 companies.
• Kyouei kai group – Logistic/facility company – 123 companies.
• KDDI (Toyota owns 11.09% of the company)
• Nagoya Broadcasting Network (Toyota owns 34.6% and is the largest single shareholder in the company; 36.9% of the stock are directly and indirectly (through TV Asahi Holdings Corporation) owned by the Asahi Shimbun Company, making it the largest corporate group shareholder)
• Subaru Corporation, manufacturer of Subaru automobiles. (Toyota owns 20% and is the largest single shareholder in the company)
• Mazda Motor Corporation (Toyota owns 5.05% of the company)
• Suzuki Motor Corporation (Toyota owns 4.9% of the company)
• Isuzu Motors Ltd. (Toyota owns 4.6% of the company)
• Misawa Homes Holdings, Inc. (Toyota owns 13.4% of the company)
• Primearth EV Energy Co (PEVE) – a joint venture between Toyota and Panasonic (1996 to present)
• Toyota Canada Inc. (TCI) – a joint venture between Toyota (51%) and Mitsui & Co. Ltd. (49%) (1964 to present)
• Yamaha Motor Company (Toyota owns 2.8% of the company)^{[citation needed]}
• Panasonic (Toyota owns 2.8% of the company)^{[citation needed]}
• Nippon Telegraph and Telephone (Toyota owns 2.09% of the company)
• MS&AD Insurance Group (Toyota owns 8.88% and is the largest single shareholder in the company)
• Fuji Pharma Co., Ltd.

• New United Motor Manufacturing, Inc. (NUMMI) – a joint venture between Toyota and General Motors (1984 to 2010)
• United Australian Automobile Industries (UAAI) – a joint venture between Toyota Australia and GM-Holden (1989 to 1996)
• Tesla, Inc. (Toyota owned 1.43% of Tesla, Inc.) (2010 to 2016)

• Kamon, S.; Rosovsky, Henry (1992). The Political Economy of Japan. Vol. 3: Cultural and social dynamics. Stanford, California: Stanford University Press. pp. 215–216. ISBN 9780804719919.
• Costanzo, L. A.; MacCay, R. B. (2009). Handbook of research on strategy and foresight. Cheltenham, UK: Edward Elgar Publishing Limited. pp. 386–390. ISBN 978-1-84542-963-8.
• Hino, S. (2006). Inside the mind of Toyota: management principles for enduring growth. New York: Productivity Press. p. 229. ISBN 9781563273001.