https://www.pcgamer.com/yakuza-kiwamis-pc-launch-is-likely-imminent/
The Steam achievement for the game has just surfaced
https://completionist.me/steam/app/834530
Also, Steamdb has some package update
https://steamdb.info/app/834530/subs/
A Steam update spotted on SteamDB by Andrew Marmo and posted on Twittersuggests that Kiwami will be popping into existence imminently, with Steam keys being generated ahead of launch. Steam achievements are also starting to show up, as seen on Completionist. 41 of them have appeared so far. Expect to see "coming soon" transform into a release date on the Steam page.
The Steam achievement for the game has just surfaced
https://completionist.me/steam/app/834530
Also, Steamdb has some package update
https://steamdb.info/app/834530/subs/