Korea's Northeast Asian History Foundation on Wednesday revealed yet more old Japanese maps dating to the late 18th and early 20th centuries that refute Japan's claim to Korea's easternmost islets of Dokdo.

/Courtesy of Northeast Asian History Foundation

One map created in 1892 shows Japanese territory including Oki Island in the East Sea colored yellow, but Ulleung Island and Dokdo, which are closer to Korea, are not painted, showing that they were not included.