6.4 quake rocks southern Taiwan at about 0120 GMT . - A magnitude 6.5 earthquake struck off the coast of northern Japan at 01:50 local time (01:50 GMT). Quake hits northwest of Taitung , on the southeast coast . Residents in southern Taiwan report blackouts ; train services disrupted .
6.4 quake rocks southern Taiwan at about 0120 GMT . Aftershocks follow ; no immediate reports of deaths . Quake hits northwest of Taitung , on the southeast coast . Residents in southern Taiwan report blackouts ; train services disrupted .