Bunbun, an abandoned puppy meets the old Big, also a stray dog. Bunbun will learn to survive in an hostile and strange world.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Chapter 1: I Don't Want To Grow Up | 2023-01-01 | 28 min |
| Season 1 | Episode 2 | Chapter 2: One Of Us | 2023-01-01 | 28 min |
| Season 1 | Episode 3 | Chapter 3: Let It Go | 2023-01-01 | 28 min |
| Season 1 | Episode 4 | Chapter 4: Remember Me | 2023-01-01 | 23 min |
| Season 1 | Episode 5 | Chapter 5: Together Forever | 2023-01-01 | 25 min |
| Season 1 | Episode 6 | Chapter 6: This is Halloween | 2023-01-01 | 27 min |
| Season 1 | Episode 7 | Chapter 7: Friends With Feelings | 2023-01-01 | 28 min |
| Season 1 | Episode 8 | Chapter 8: My Name Is | 2023-01-01 | 26 min |
| Season 1 | Episode 9 | Chapter 9: Stay | 2023-01-01 | 28 min |
| Season 1 | Episode 10 | Chapter 10: Mirrors | 2023-01-01 | 28 min |
| Writing | Moribi Murano | Author |
| Visual Effects | Shinnosuke Kon | Character Designer |
| Visual Effects | Yasuo Mori | Character Designer |
| Visual Effects | Yukiko Takahashi | Color Designer |
| Directing | Shigeru Omachi | Series Director |
| Visual Effects | Moribi Murano | Character Designer |
| Visual Effects | Sanae Ito | Color Designer |
| Directing | Eiji Suzuki | Director |
| Art | Yuji Ikeda | Art Direction |
