From the Linkin Park Twitter: "We're heading back to Japan in August to play Summer Sonic. Looking forward to it."
Linkin Park will be performing at the annual Summer Sonic festival in August 2013 for the third time (2006 and 2009 being the previous times). Based on the Summer Sonic Site, other bands playing are Metallica (who will be headlining the Soundwave Festival later this year), Muse, and The Stone Roses.
While dates are not 100% confirmed by LP or Summer Sonic, the venues are listed below, including a possible show at Sonic Mania on August 13th. When details are confirmed, we will update the thread!
Aug 10 or 11: QVC Makuhari Messe & Marine Field, Chiba City, Japan
Aug 10 or 11: Maishima Summer Sonic Osaka Site, Osaka, Japan
Aug 13: Makuhari Messe, Chiba City, Japan (Sonic Mania)
Metallica, Muse and Linkin Park - wow!
Feb 28, 2013 EDIT: Thanks to MikeShinodaClan, the dates have been confirmed with an event poster.
Linkin Park will open for Metallica as expected on the following dates at Summer Sonic:
10.08.2013: QVC Makuhari Messe & Marine Field, Chiba City, Japan
11.08.2013: Maishima Summer Sonic Osaka Site, Osaka, Japan
EDIT: And now it is confirmed by both LinkinPark.com and SummerSonic.com.