It is almost impossible to tell for there are still more going on. It is believed there were hundreds.
400
There have been numerous aftershocks reported in Japan since the earthquake. The exact number can vary as aftershocks can continue for days, weeks, or even months after a major earthquake. Residents are advised to stay alert and prepared for further seismic activity.
Yes, there already has been approximately 891 aftershocks since the earthquake.
One 8.9 Magnitude and about 100 6.0 Aftershocks
Japan experienced at least 450 aftershocks within four days, all 6.0 (Richter) or greater.
1 big one and at least >200 aftershocks
52 aftershocks.
There was 8 aftershocks
A huge earthquake off the coast of Japan and it's aftershocks caused the tsunami.
The majority of aftershocks were within 100 miles from the epicenter of the magnitude 9.0 earthquake along the east coast of Japan from the northern most tip to the southern most point. These aftershocks were on the oceanfloor but a few were on the mainland.
Following the 6.3 magnitude earthquake in 2011, Christchurch experienced thousands of aftershocks. These aftershocks continued for several years, with some reports estimating over 10,000 aftershocks in total.
A bunch of aftershocks followed by a huge sunami