This given scenario is an example of keiretsu.
This refers to the conglomerate of businesses that are linked together based on shared holdings and is a popular business term in Japan.
Hence, we can see that based on the given scenario about the business partnership between Toyota and Tomo Tires, they work together on product development, finance, and marketing. This is an example of a keirestsu.
Read more about Keiretsus here:
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