Sony has the motto: "The E3 is a big show and you will experience new games from beginning to end, not only at the conference." xD
Ghost of Tsushima: More details and also japanese voices and subtitles has been confirmed =)
Two other new games (A plague tales: innocence ect) & more trailer@PlayStation Youtube Channel : https://www.youtube.com/user/PlayStation
Resident Evil 2 Remake: Gameplay !!! https://www.youtube.com/watch?v=DFykxpS7xVE&feature=youtu.be
Concrete Genie - E3 2018 Gameplay (innovative/magical game): https://www.youtube.com/watch?v=eeOCsZ6NhTA&t=698s