Monkey Island Japan

Sarushima, is a small island located off Yokosuka, Kanagawa in Japan. It is the only natural island in Tokyo Bay. Sarushima was used as a battery by the Tokugawa shogunate during the Edo period, and after the Meiji Restoration in 1868, the island was developed as part of the Yokosuka Navy Yard.
  • Location: Yokosuka, Kanagawa
  • Area: 0.055 km² (0.021 sq mi)
  • Coastline: 1.6 km (0.99 mi)
  • Highest elevation: 39.3 m (128.9 ft)
Data from: en.wikipedia.org