https://portai.jp/port/naha/ 2026-06-25T07:20:33+00:00 always 0.0 https://portai.jp/port/kanegusuku/ 2026-06-25T07:20:51+00:00 always 0.0 https://portai.jp/port/tokuchi/ 2026-06-25T07:23:03+00:00 always 0.0