Charts—. Hiroshima Wan, Aki or Mishima Nada, Naikai or Seto Uchi, Japan, from Japanese surveys between 1883 and 1903, scale naut. m.=0.95 in.; with insets, Karoto Koseto, from Japanese survey, 1900, scale 1000 yds.=4.85 in.; Ono Seto, from Japanese survey, 1903, scale naut. m.= 6 in.; chart 2254.