Rikuchū Kaigan National Park (陸中海岸国立公園 Rikuchū Kaigan Kokuritsu Kōen) is a national park in the Tohoku region of Honshū in northern Japan. The park extends for 180 kilometers from north to south along the coastline of the Pacific Ocean from northern Miyagi prefecture to northern Iwate prefecture. The park was created on May 2, 1955, and covers a land area of 121.98 square kilometres (47.10 sq mi).