What is the Kingdom Hearts 4 release date? Few things in gaming inflict more suffering than a mainline Kingdom Hearts game release cycle, and we all instantly knew we were in for a long ride after seeing Sora awaken in Quadratum at the KH 20th Anniversary event. With the Dark Seeker Saga concluded, now begins The Lost Master arc.There were initial hopes that Squares continuation with Unreal Engine, which it switched to mid-way through the development of Kingdom Hearts 3, would ensure there wouldnt be another huge gap between instalments of the dearly beloved RPG series. But, three years after Kingdom Hearts 4s announcement, were still surviving on scraps. Read on for our latest KH4 release date estimate and what we know so far. Continue reading Kingdom Hearts 4 release date estimate, trailer, and latest news