Sega has released the Yakuza HD remastered collection on August 20th, 2019. During Gamescom Sega has revealed the Yakuza HD Remastered collection which is composed of Yakuza 3, 4 and 5 all remastered in full HD. Yakuza 3 is available now on the PSN store, with Yakuza 4 and 5 to follow at later dates into 2020.
Yakuza HD collection retails for $59.99 and the digital purchase gives you access to all 3 titles, with Yakuza 4 and 5 unlocking on their respective release dates, Yakuza HD Remastered collection is also getting a limited run physical edition sometime in late 2020 for those that prefer physical media over digital downloads.
From Ryu Ga Gotoku Studios:
The Yakuza Remastered Collection - Day One Edition is available for pre-order today at major retailers! Available February 11, 2020, this limited set includes Yakuza 3/4/5 Remastered, a stunning red case, and a Yakuza 5 PS3 case for series collectors!