Oosumi strait大隈海峡alternative words: Osumi strait, Van Diemen strait, Osumikaikyo, Osumi kaikyo, Oosumikaikyou, Oosumi kaikyou keywords: kyushu , strait related topics: Kagoshima prefecture , Tane island , Kyushu island explanation: Strait separating Tane island from Oosumi peninsula on Kyushu and connecting East China sea with Pacific ocean. The shortest width is about 32km. Though there are many straits between Kyushu and Okinawa, it is the most frequently used by Korean and Chinese ships because it offers the shortest route to go to Tokyo region or North America. In order to let pass freely foreign ships, 3 nautical mile delimitation instead of 12 miles is used on this strait. | |