These are Asahi Medical Walk shoes. The "SHM® function" installed in the heel absorbs and disperses impact during walking, designed to reduce stress on the knees. Brand: Asahi Shoes Series: Asahi Medical Walk Features: SHM Function: The orange screw structure on the sole assists the normal movement of the knee joint during walking, encouraging muscle activity. Patented: This SHM function is patented (Patent No.: JP PAT 3992724, etc.). Made in Japan: Many models are made in Japan. Uses: These are comfort shoes suitable for walking and everyday wear. Color: Black Size: 26cm Material: Leather Purchased at Podia Iidabashi store Retail price: ¥35,000 There is scuffing on the toe of the sole, scuffing on the inside of the heel, and dirt on the top of the heel. These imperfections are not very noticeable when worn. Feel free to leave a comment! Thank you.