This is the special stage that commemorate the launch of the Taiwanese Version of the game. This stage is not released in any other verions of the game except BCTW. Codenamed "TWその1" in Nyanko Daisensou. Clearing it will have a chance to unlock the Special Cat Baozi Cat.
- A celebration stage with no boss. This level spawn really weak enemies, weaker than their appearance in Chapter 1 and Firework Guys.
- This is one of a few stages in the game that Enemies have a strength modification below 100%.