tonkatsu (or chicken Katsu if your are Muslim) for unhealthy great food, anything cooked in miso sauce for something slightly healthier (fish or eggplant)
The best food in Japan are the small dishes you find at izakaya. So much variety and rarely bad. From Monkfish liver to an omelette with spicy fish eggs and cheese to fish marinated in ponzu sauce to potato salad with crunchy garlic flakes…🤤