This post to note
http://ptwc.weather.gov/ptwc/?region=2&id=hawaii.2011.07.10.010518
Aftershock off the cost of Eastern Honshu island, Japan.
2:57 PM Hawaii Standard Time July 09, 2011
Lat 38 N
Long 143.5 East
Depth is pending.
The 7.1 shaker is reported to have been off shore.
The US Pacific Tsunami warning center does not expect a Pacific wide tsunami threat from this particular aftershock.