The salmon derby also featured large mushrooms that had been found. This included one with a 12 inch diameter, weighing 3.5 lbs, and a one with 14 inch diameter, weighing 4 lbs. Both mushrooms were found by Ginko Kunishige. Mitsuwado was located at 522 Main Street in Seattle's Nihonmachi, or Japantown. The store sold a variety …