2026-02-28T05:53:57.696Z25.1262125.061635manualconfirmedUSGS5.4mww1Origin/20260228061145.501172.4419Magnitude/20260228061145.501272.44202026-02-28T06:03:04.010578Z2026-02-28T06:11:45.512673ZSouthwestern Ryukyu Islands, Japanregion nameOrigin/20260228061145.501172.4419