Tsuru Bishio Soy SauceTsuru Bishio is Yamaroku Shoyu's flagship soy sauce, aged 35 years for a rich, mellow depth. Named after the cranea symbol of longevity in Japanthis premium condiment elevates sushi, sashimi, tofu, and grilled fish. Try it drizzled over vanilla ice cream for an unexpected caramel like finish. Fermented in traditional wooden kioke vessels, each bottle carries centuries of Japanese craftsmanship.