[1][2] The island once served as a natural port for Edo period ships trading with Hokkaidō or for fishermen seeking to catch Pacific Herring.

[2] For a long time, the island had problems with fresh water, which was important for passing ships to replenish their supplies.

So, in 1876, a merchant from Esashi named Murakami spent a significant amount of money to build a water well on the island.

[2] A constant west wind keeps the island largely grass-covered, but it is also home to Painted Maple and Mongolian Oak.

[2] The first weekend of July, the Kamome Island Matsuri, pays tribute to the legend of Heishi Rock.

[2][5][6] The festival lasts two days it focuses on the changing of the rope, but also includes a rowing competition, a parade of people dressed in traditional costumes, Taiko and singing performances, and a karaoke contest.