Isoya Shokudo
A traditional diner along National Route 227 (Oshima Soran Line). The tempura rice bowl with 9 tempura items for 1,000 yen is astonishing value. The shrimp tempura bowl (900 yen) has 3 oversized shrimp. Praised as 'incredible value for this price'. Extensive menu including set meals, rice bowls, udon, soba, ramen, and combos. Jalan rating 4.5 (4 reviews). Many local fans stop by on drives from Hakodate.
Reviews saying 'I was blown away by the volume of the tempura rice bowl', 'getting this much for 1,000 yen is incredible', 'a regular stop on the drive', 'a local lunch spot'.