Kumamoto Yamaga Red Sake Infused Bisou Original Handmade Silk Soap Sericin, contained in silk, has components very similar to the skin's natural moisturizing ingredients. Using silk as a base, we have combined it with specialty products from Yamaga City, Kumamoto Prefecture, such as local sake, horse oil, mulberry leaves, and honey, to create Bisou's unique handmade soap. Smooth yet moisturizing. You'll be satisfied with the feeling after washing. This soap is handmade by artisans, one by one, primarily using silk (moisturizing ingredient) extract from Yamaga, Kumamoto, and horse oil. The gentle lather unique to silk gently removes dirt from your skin. Handmade by artisans Gentle lather Recommended for the beginning of hand treatment! Retail price: 1600 yen