Update 1.4.0 introduced the ability for players to manually change the title screen to "R-TYPE FINAL 2.5," reflecting the massive amount of content added since launch. Free DLC and Bonus Content
To ensure you have the latest features and free DLC, follow these steps on your console: rtype final 2 switch nsp update dlc free
Specific DLC like the "Pilot Support/Special Training Packs" has been made available across regions to help players progress. How to Access Content on Switch Update 1