Gawr Gura, Watson Amelia, Ninomae Ina'nis, Mori Calliope, and Kiara Takanashi are female Virtual YouTubers associated with hololive, debuting as part of it's first generation of VTubers.

Gura's a half shark/half girl fish human, not smart
Amelia's a time-traveling detective, kind, sweet
Ina's an octopus (AKA. Tako), calm, gentle, smart
Calli's a grim reaper, cocky, a rapper, motivated, creative
Kiara's a phoenix, excitable, energetic, passionate, and friendly. and is open with her feelings.