Udon noodles are my go-to for busy weeknights, because they cook in just four minutes, giving me just enough time to throw together a quick broth and interesting topping using whatever I have on ...

KANONJI, Kagawa Prefecture—It looks like a helmet when laid face down, but flip it over and it becomes a bowl for “udon” noodles. The Udon Helmet was developed by Kawasaki Kako KK ...