Toro Toro Onsen Bath Lubricant has launched a total of 12 bathroom hot spring lotions named after famous local Japanese hot springs. A variety of scents and colors to choose from, coupled with an ultra-soft touch, will make the experience for you or your partner more romantic than soaking in a Japanese hot spring. Nasu Onsen (Tochigi) features acidic alum springs. The cute and sweet strawberry color and fragrance of Nasu create a romantic atmosphere. WARNING: Keep the product away from children. DO NOT expose the product to humid places, direct UV or sunlight for an extended period.