Japanese methods for healthy living. The newest model in the ASHIYUBI UNDOU ZORI series! ASHIYUBI UNDOU ZORI+ Plus Yatsushiro Igusa Model.For back pain, cold, swelling, floating toes, painful knees, bunions and bunions, and other foot problems. Its effectiveness has been presented at academic conferences. ASHIYUBI UNDOU ZORI" born from Japanese footwear culture. Features of our domestic Yatsushiro igusa model.100% of our igusa is from Yatsushiro.Tatami mats made from igusa (rush grass) are known to have various beneficial effects, and by using them for the surface of the zori, HOMARE's Toe Exercising Zori can give the wearers "beneficial effects in addition to the toe exercising effect”. Beneficial effects of igusa.According to Dr. Morita from The University of Kitakyushu, igusa is expected to have the effects of “air purification, relaxing, shock absorption, moisturizing insulation, and enhancement of learning”.Farmers of igusa, the raw material for tatami mats, have been going out of business nationwide, and Yatsushiro City in Kumamoto Prefecture currently accounts for 95% of its production. In order to preserve the rarity of domestically produced tatami, HOMARE (Homare inc.), with the cooperation of Igyo Research Institute, is commercializing products using high-quality tatami produced in Yatsushiro. Though small, we are working to promote the traditional Japanese tatami culture. In collaboration with national Kumamoto University, we took surveys on soles and conducted a variety of tests.Upon examining the soles of thousands of men and women of all ages, the results showed that "waraji" (traditional Japanese footwear) is effective in promoting healthy soles. This has inspired the creation of Toe Exercising Zori, which provides strength training for the toes. Do experience the Japanese culture. "Yatsushiro Igusa Model +Plus" uses natural Igusa (rush grass) to produce Tatami mats. The pattern of the tatami surface may vary depending on the production lot.30-min stroll naturally leads to approximately 2,500 times of gripping/spreading exercise!. Training toe muscles maintains proper posture, solving problems of “bad circulation” and “bloating”. Trains toe muscles through the movements of “gripping” “spreading” and “flexing”. If you have a high instep or wide feet, we recommend that you choose a size larger than usual.Muscular training for toes maintains weight dispersion in the soles to solve problems!. ?3 colors: Red/Navy/Black ?4 sizes: S (22.0~23.0cm)US 5~6/ M (23.5~24.5cm)US 6.5~7.5 /L (25.0~26.0cm)US8~9/ LL (26.5~27.5cm)US 9.5~10.5 Promotes toe exercise just by wearing and walking.