The file refers to a Japanese Nintendo Switch game titled Cat's Day (developed by Registra), which was released on December 1, 2022 . This specific title is an adventure-puzzle "escape" game.
: Right-click the .rar file and select "Extract Here." This should result in a file with a .nsp extension, which is the standard format for digital Nintendo Switch games. 2. Playing on a Modded Nintendo Switch Cat's Day [01001190198F8000][v0][JP].nsp.rar
Below is a guide on how to handle and play this file on a Nintendo Switch or an emulator. 1. Extract the Game File The file refers to a Japanese Nintendo Switch
To play this on your console, you must have custom firmware (CFW) such as installed. Extract the Game File To play this on
The .rar extension indicates that the actual game file is compressed. : Use extraction software like WinRAR or 7-Zip .