The Senkaku islands in the East China Sea are administered by Japan but also claimed by China and Taiwan. CABINET SECRETARIAT OF JAPAN
Stars and Stripes reports the latest of an increasingly frequent series of incursions by the Chinese in an attempt to intimidate Japanese interests in the Senkaku islands.
The report identified the Chinese vessels only as “naval vessels.”
Uotsuri-shima / Diaoyu Dao (Blue, west end and nearly south end, 25°44′33″N 123°28′17″E at Mount Narahara), Kuba-shima / Huangwei Yu (Yellow, north end, 25°55′24″N 123°40′51″E at Mount Chitose), Taishō-tō / Chiwei Yu (Red, east end, 25°55′21″N 124°33′36″E at the peek) referenced on Geospatial Information Authority of Japan and distances referenced on Ministry of Foreign Affairs of Japan. Every distances of the map show coast to coast, but distances of the coast of Okinawa Island and Naha City, and the coast of Ishigaki-Island and Ishigaki City are quite near on the map. Author: Jackopoid, from Wikipedia.