IPO - Judo Capital Holdings Limited - 1 November 2021 12:30 PM AEDT ##, page-44

Cont:
The strategy is drawn from the principles of judo, a Japanese martial art, and was used as a metaphor in the book Judo Strategy (2001) by David B. Yoffie and Mary Kwak.

The origins could go further back to "judo economics," a term coined by economists Judith Gelman and Steven Salop to describe a strategy when starting a company in a sector dominated by a large competitor.

One of the major aspects of judo is using the size of a larger opponent against itself. As a business strategy, it is designed to give smaller companies an advantage by using their nimbleness and ability to respond more quickly to market changes as a competitive advantage.