Sushi Zanmai Chain — Premium Affordable (~¥2,000)

Ubiquitous Tokyo chain (30+ locations). Fresh sashimi sets ~¥2,000-4,000. Self-ordering tablets. Quick service (20-30 min). Quality surprising for price point. Best value in Tokyo for premium sushi. Located near stations (Shinjuku, Shibuya, Ginza, Asakusa). No reservation needed.