This is a dish that is frequently served at the Summer festivals, or Natsu Matsuri. Ut is usually prepared over a charcoal grill but you can serve it any time using your oven broiler. Shichimi Togarashi (Japanese 7 spice) is a chili pepper spice blend, can be purchase at your favorite Asian grocer, on Amazon or you can make your own . Adapted from the food blog Lovely Lanvin