Final answer:
The Japanese distribution channel system is controlled by large retailers.
Step-by-step explanation:
A distinguishing characteristic of the Japanese distribution channel system is that it is controlled by large retailers. In Japan, large retail companies known as gyōmu supa dominate the market. These companies operate massive stores offering a wide range of products, including groceries, clothing, electronics, and more. Some popular examples of large retailers in Japan include Aeon, Ito-Yokado, and Seven & i Holdings, which owns the well-known convenience store chain, 7-Eleven.