Enenews is reporting a 5.5 earthquake near Futaba, close to Fukushima Daiichi
http://enenews.com/fukushima-rocked-strongest-quakes-hit-country-month-footage-nuke-plant-shows-shaking-minute-top-japan-newspaper-major-quake-disasters-could-strike-anywhere-nation-great-increases-perceived-probabil
The webcams do not indicate any observable effects at Daiichi other than the typical emission stream from unit 3: