PS4 Toukiden 2 PS4 demo now available in Japan Queue up the 2.8 gigabyte download now. The PlayStation 4 demo for Toukiden 2 is now available on the PlayStation Store in Japan. Queue it up here. The 2.8 gigabyte demo has been available to Japanese PlayStation Plus subscribers since April 8. If you missed it, we shared four hours of footage.Toukiden 2 will launch for PlayStation 4, PlayStation 3, and PS Vita on June 30 in Japan.