Jeans may have been invented in American but one of the most fashion forward countries when it comes to denim is Japan. Anyone wanting to predict future denim trends should always remember to check out Japan’s fashion magazines. If the June issue of Nippon Vogue is anything to go by then grungy jeans may be due for a comeback. Model Jessica Stam manages to pull this look off, but you have to have the right attitude – otherwise you could just end up look like a dodgy old punk.