“Overture of the Summer Wars” was written and performed by Akihiko Matsumoto for the animated feature “Summer Wars”
Listen to “Summer Wars” on spotify: http://bit.ly/zSummerWarsSound
Buy “Summer Wars” soundtrack on Amazon: http://bit.ly/SummerWarsOST
Buy “Summer Wars” soundtrack on iTunes: http://bit.ly/OSTSummerWars