Edashima (江田島), also called Nōmi-jima [ja], Nomijima, Nomi Island, or Edashima-Nōmijima (江田島・能美島)[1] is an island in Hiroshima Bay located in southwestern Hiroshima Prefecture, Japan.

The mess with island name originates from the ancient (and possibly legendary) strait at now town Ōgaki-chō Hitonose (大柿町飛渡瀬).

The island's highest peak, mount 宇根山 (Uneyama) 542 m (1,778 ft) high, is located on the western edge of Nōmi town.

The Imperial Japanese Naval Academy was moved to Edashima Island in 1888.

This Hiroshima Prefecture location article is a stub.