The horror game series Siren (also known as Forbidden Siren) developed by Sony's Japan Studio for PlayStation 2, is about to celebrate its 20th anniversary. As a commemoration, PlayStation Japan has announced two celebratory events scheduled for this summer:

1. SIREN in NAMJATOWN Utage (July 14 to September 3)
2. 異界入り万博 SIREN 20th ANNIVERSARY (August 3 to August 5)

Currently, only the anniversary logo and promotional visuals have been released. Further details regarding the events are expected to be announced in the near future.