Niseko-Shakotan-Otaru Kaigan Quasi-National Park (ニセコ積丹小樽海岸国定公園) is a quasi-national park in the Shiribeshi Subprefecture of Hokkaido, Japan. On the coast of the Sea of Japan, there is a Marine Protected Area covering the west and north coast of Shakotan peninsula from Kamoenai to Otaru. The park also protects the area around the Mount Raiden and Niseko Volcanic Groups. Niseko-Shakotan-Otaru Kaigan Quasi-National Park was established in 1963. According to the World Database on Protected Areas, this park protects the following species: