Page Six may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. Just call it a global phenomenon. While Adidas’ classic Samba, Stan Smith and Gazelle sneakers have been Hollywood hits for years, lately celebs have been reaching for the brand’s sleek Japan shoes (and their equally low-profile sister style, the Tokyo) instead. And right now, both pairs are up to 40% off, making it the perfect time to try the trend for yourself. Just last week, Hilary Duff was spotted pairing her black-and-white Japan sneakers with her workout wear in Los Angeles. Many…