Matsuka Seimen is a third-generation noodle factory that happens to serve incredibly fresh udon each morning (Credit: Nancy Singleton Hachisu) For the past 13 years, a family has been rolling, preparing and serving mouth-wateringly fresh noodles inside a nondescript factory – but you better come early to eat here. I took the 05:27 train from Okayama one cool morning, though by the time I got off a