The Japan Coast Guard (海上保安庁, Kaijō Hoan-chō) is the coast guard of Japan.

The Japan Coast Guard consists of about 13,700 personnel and is responsible for the protection of the coastline of Japan under the oversight of the Ministry of Land, Infrastructure, Transport and Tourism. The Japan Coast Guard was founded in 1948 as the Maritime Safety Agency and received its current English name in 2000.

The motto of the Japan Coast Guard is "Righteous Benevolence" (正義仁愛).