Yohji Yamamoto is a Japanese fashion designer based in Tokyo and Paris. Considered a master tailor alongside those such as Madeleine Vionnet, he is known for his avant-garde tailoring featuring Japanese design aesthetics.Yohji Yamamoto is a Japanese fashion designer based in Tokyo and Paris. Considered a master tailor alongside those such as Madeleine Vionnet, he is known for his avant-garde tailoring featuring Japanese design aesthetics.