As part of 2Game.com's Black Friday Sale and it's not the only Yakuza game that is on special.
Yakuza Kiwami ($5.99): https://2game.com/au/yakuza-kiwami
Yakuza Kiwami 2 ($5.99): https://2game.com/au/yakuza-kiwami-2
Yakuza 3 Remastered ($6.98): https://2game.com/au/yakuza-3-remastered
Yakuza 4 Remastered ($6.98): https://2game.com/au/yakuza-4-remastered
Yakuza 5 Remastered ($6.98): https://2game.com/au/yakuza-5-remastered
Yakuza 6: Song of Life ($6.98): https://2game.com/au/yakuza-6-the-song-of-life
Yakuza: Like a Dragon ($25.18): https://2game.com/au/yakuza-like-a-dragon
(also different editions for Like a Dragon but vary in prices, the ones listed is the standard)
There's also the Yakuza Remastered Collection which compiles 3-5 but that's about $45 which is not a good deal in comparison to buying them separately.
Interested in the Yakuza games but haven't tried any of them. Where should I start the journey? If I'm not mistaken 0 is the first in chronological order? Which isn't on this list