In Japan, there are many summer festivals every year, but the biggest and first summer festival is "TOKYO IDOL FESTIVAL 2010". �8 stages will be placed around the Shinagawa station area, and about 20~30 idol groups will put on live performances and talk events. �They will also have open air stages, and fans can join in on some of the events even without a ticket.

Some of the groups this year are Momoiro Clover, Fudanjuku, Idoling!!!, Tokyo Jyoshiryu, VANILLA BEANS, and Paspo.

"TOKYO IDOL FESTIVAL 2010" will happen on August 7th, and 8th, but there will also be a pre-festival on the evening of the 6th.



Source: Oricon style