Kimiya Shokudo
A legendary mega-portion diner in Nagaoka's Settaya district, featured 4 times on TV's 'Omou Maine' (Remarkably Tasty Shops). Boasts Google 4.2 stars and 662 reviews. Dishes like 1.8kg+ fried rice and stir-fry piled '13cm high' draw customers from across Japan. Family-run by the 3rd-generation Tanaka brothers. Nagaoka's Western-style katsudon is also a staple.
Overwhelming reviews: 'customers come from all over Japan', 'the portions are insane', 'can't believe this price for this much food', 'warm 3-generation family atmosphere'. National fame from TV appearance. Also a daily staple for locals.