Shiramine Rika Kyuukyoku no Tennensui Natural Mineral Water

Shiramine Rika Kyuukyoku no Tennensui (Ultimate Natural Water) is a specialty bottled mineral water featuring character art from the adult visual novel brand 'Bishojo Mangekyo'. The product specifically features the character Shiramine Rika. These products are often produced as part of character-themed merchandise lines in Japan, catering to fans of anime and visual novel culture.

The product is manufactured and distributed in Japan, typically sourced from regional natural springs suitable for mineral water production. The branding is owned by OmegaStar, the publishing house behind the Bishojo Mangekyo series, and is often marketed through specialty otaku-centric retailers like Melonbooks or at hobbyist conventions. It represents a niche segment of the Japanese beverage market where functional drinks are paired with popular entertainment intellectual properties.