CasseRole
A family-style bistro opened in 1994 by a chef who trained in French and German cuisine in Tokyo for over 20 years. Tabelog 3.59 (158 reviews). Recognized by locals as 'CasseRole when you think of hamburger steak in Takaoka' for over 30 years. The signature hamburger steak, ordered by about 80% of visitors, uses domestic wagyu beef. Reservations often needed. Bakery also attached.
Common reviews: 'Can't miss this hamburger steak when visiting Takaoka', 'Been coming for 20 years', 'My parents brought me here as a child', 'The taste hasn't changed at all', 'The mustard sauce is especially good', 'Desserts are also great', 'Reservations required'. Over 30 years of operation proves its unshakable local status.