Tomomasu

Tomomasu is owned by Tomomasu Drink Co., Ltd., headquartered in Japan. No. The ultimate owner of Tomomasu, Tomomasu Drink Co., Ltd., is headquartered in Japan, not in the United States.

Tomomasu Drink is a specialized Japanese beverage manufacturer founded in 1902, famous for its carbonated soft drinks, ramune, and fruit-flavored sodas.