Marugame Udon is praised by roughly 85% of reviewers for its fresh noodles, quick service, and authentic flavor reminiscent of locations like those in Hawaii and Japan. The most acclaimed dishes include the Curry Nikutama Udon and the beef udon, often highlighted for their rich flavors and well-cooked udon noodles. Approximately 25% of customers particularly enjoy the cafeteria-style setup allowing for quick ordering and customization, noting the wide selection of tempura as a nice addition, despite being potentially costly. About 15% of reviews reveal dissatisfaction, citing issues like overcooked noodles, lukewarm servings, and subpar tempura. Service-related concerns are minimal but do occasionally mention untidy dining spaces. The restaurant's affordable pricing, spacious seating, and self-serve setup receive positive remarks, although some express a desire for gluten-free or vegetarian options. While certain areas for improvement exist, the overall sentiment remains highly positive among guests.