MTN WTR, the naturally alkaline spring water from the Mt. Fuji aquifer, announced its sponsorship of the Sumo + Sushi 2025 U.S. Tour, bringing authentic Japanese sumo culture and cuisine to audiences this fall.

MTN WTR, the naturally alkaline Japanese spring water brand sourced from the base of Mt. Fuji, is available in all 214 Daiso stores across the United States.