This is the last installment of the Storm franchise but may not be the last Naruto game we see. Towards the end of the trailer, gameplay footage of the recently confirmed character Kaguya Outsuiski was shown as well as the pre-order bonus characters and costumes for certain characters. This costumes and characters were announced earlier this month, those characters can be read here.
Naruto Shippuden Ultimate Ninja Storm 4 is set for release this fall.