Collaboration Stages · 7 stages
| # | Stage | Boss | Enemies | Rewards | Base HP |
|---|---|---|---|---|---|
| 1 | A Post-Apocalypse Tale |  Boss Takuya 5% |     |  5% Score  ×50,0009,000 pts ×15,0003,000 pts  500 pts | 4,000 |
| 2 | Deliveryman Takuya | Boss Takuya |        | 10% Score ×100,0008,000 pts  4,000 pts ×20,000500 pts | 50,000 |
| 3 | A Mystery Girl |  Boss Yuki 50% |      | 15% Score ×150,0008,000 pts ×50,0004,000 pts  ×3500 pts | 75,000 |
| 4 | Good Cats, Bad Cats | Boss Yuki |  | 20% Score ×250,0008,000 pts  3,500 pts ×50,000500 pts | 120,000 |
| 5 | A Bothersome Cat | Boss Yuki 150% |     | 25% Score ×450,0008,000 pts ×150,0003,500 pts  500 pts | 180,000 |
| 6 | The Nyanko Plan | Boss Yuki 250% | | 50% Score  7,500 pts  3,500 pts ×100,000500 pts | 250,000 |
| 7 | LOST (Insane) | Boss Yuki 400% |      | 100% Score  2,000 pts ×500,0001,000 pts  500 pts | 360,000 |