Title: Haisen, Okinawa, tennō
Subjects: American Military bases, Okinawa mondai, Tennōsei, Nihon-Taigai kankei-Amerika gasshūkoku-Rekishi, International status, Emperors, Kōwa jōyaku, Foreign relations, Senkaku shotō
Places: United States, Japan, Ryukyu Islands, Okinawa-ken, Senkaku Islands
People: Kan'ichi Asakawa (1873-1948)