A Krafton executive revealed that Hi-Fi Rush 2 was already in development when it bought Tango, and that work on it will continue.
https://www.digitaltrends.com/gaming/hi-fi-rush-2-tango-gameworks-krafton-continue-development/
https://www.digitaltrends.com/gaming/hi-fi-rush-2-tango-gameworks-krafton-continue-development/