Ogasawara (小笠原村, Ogasawara-mura) is a village in Ogasawara Subprefecture, Tokyo Metropolis, Japan, that governs the Bonin Islands, Volcano Islands, and three remote islands (Nishinoshima, Minamitorishima and Okinotorishima). From Wikipedia
Tokyo says the deployment reflects Beijing’s effort to extend operations beyond the first island chain into deeper Pacific waters.