Complex sentence: On June 15,2015, during Sony's E3 press conference, Suzuki announced a Kickstarter crowdfunding campaign to develop "Shenmue III" for Microsoft Windows and PlayStation 4 using Unreal Engine 4, with a tentative release date of December 2017.
Split into simpler sentences: On June 15,2015, a Kickstarter crowdfunding campaign was announced during Sony's E3 2015 press conference. The game is being developed for Microsoft Windows and PlayStation 4 using Unreal Engine 4, with a tentative release date of December 2017.