| Takajo Aki | |
| Series: | AKB48 Murder Mystery |
| First Appearance: | File 3 |
| Last Appearance: | File 5 |
| Number of Episode Appearances: |
3 (File 3, 5, and Testimony File) |
| Actor: | Takajo Aki |
| Akicha's Testimony | |
 | |
- "Because Renacchi was struck to death, I suspect it’s someone with a lot of physical strength. Like me? But it’s not necessarily limited to “struck to death”, right? For example… Something like Miorin’s headbutt?!"
- ―Takajo Aki's Testimonial[src]
Takajo Aki (高城亜樹?), nicknamed Akicha (あきちゃ?), is a member of AKB48's Team A. She is one of the primary characters in AKB48 Murder Mystery series. She is based on and is portrayed by Takajo Aki.