Sneakers by oki kutsuslip on casual trainers with neoprene upper elastic cross strap and chunky rubber sole neoprene upper leather lining leather sock rubber sole office exclusiveabout oki kutsujapanese inspiration british design european quality oki kutsu is a luxury sports collection exclusive to office meaning big shoes in japanese the oki kutsu collection consists of flatforms and chunky bold silhouettes taking inspiration from the streets of harajuku