Clearly don't have a clue what gluten free is BUT you cook your meats yourself on a hot stone and so can season with salt pepper. Also have sashimi. Salad has simple vinaigrette dressing. Watch out for garlic rice- it has soy sauce in it.
This establishment is NOT a dedicated gluten-free facility and may not be safe for those with celiac disease. Please contact the establishment directly to inquire about safety precautions.