Step 1
Place the steaks in a 9- by 13-inch baking dish. In a medium bowl or liquid measuring cup, whisk collectively the soy sauce, miso, oils, black pepper, garlic, and ginger. Pour three-quarters of the marinade over the steaks, reserving the remaining marinade, then cowl the dish with plastic wrap and put aside for 10 minutes.
Step 2
Warmth a charcoal or fuel grill to excessive, then financial institution the coals or flip off the burner on one facet. Add the steaks to the most well liked a part of the grill and cook dinner with out flipping till browned, about 1 minute. Transfer the steaks to the cooler a part of the grill and cook dinner till juices seem on high of the steaks, about 4 minutes. Flip the steaks, return to the most well liked a part of grill, and, utilizing a brush, baste with the reserved marinade. Proceed grilling, flipping and brushing each couple of minutes, till the meat is caramelized and begins to shrink away from the bone, 10–12 minutes for medium uncommon or till an instant-read thermometer inserted into the thickest a part of the steaks reads 125°F. (If the skin of the steaks begins to burn earlier than the within is cooked, transfer them to the cooler part of the grill and proceed grilling till cooked to desired doneness.) Take away the steaks from the grill and put aside to relaxation for five minutes. To serve, slice in opposition to the grain alongside the bone.