evidence: Rason (formerly Rajin-Sŏnbong; Korean pronunciation: [ɾa.sʌ̹n, ɾa.dʑin.sʰʌ̹n.boŋ]) is a North Korean special city and ice-free port[3] in the Sea of Japan in the North Pacific Ocean on the northeast tip of North Korea. It is in the Kwanbuk region and location of the Rason Special Economic Zone. [...] Rason borders Hunchun county in Jilin province of China and Khasansky District in Primorsky Krai of Russia.[3] China is making investments in the port as it gives it access to the Sea of Japan.[3][7] In July 2011, the Democratic People's Republic of Korea (DPRK) gave a green light for China's domestic trade cargo to be shipped via its port of Rajin from northeast to east China.[8] Coal is shipped from nearby Chinese mines to Shanghai.[3] A casino by the sea caters to Chinese visitors.[9] Administrative divisions [edit]Rason is divided into two district (kuyŏk).[10]