Neru Akira

Akita Neru is a 17-year-old fan-made VOCALOID derivative character (a "fanloid") whose personality is defined by tsundere culture, anti-hero traits, and a famously cynical or pessimistic attitude

Key Personality Traits

• Tsundere: She often acts hostile, irritable, or defensive on the outside, though she can occasionally show a softer or more vulnerable side.

• Phone Addict: She is constantly glued to her yellow clamshell mobile phone, frequently depicted texting or using the phone's keypad clicks as part of her sound profile.

• Dislike of Otakus: In her lore, she is notoriously dismissive or annoyed by otaku culture and overly enthusiastic fans.

• Pessimistic & Grumpy: She carries a tired, sarcastic, and easily annoyed demeanor—originating from her name's meaning as a pun on "got bored, going to bed" (akita nu / neru).

• Insecure Copycat: She idolizes and mimics Hatsune Miku, wearing a knock-off/budget side-ponytail and 100-yen shop clothes out of frustration and financial struggle

Since her Voice is tsundere (the same thing with teto)
Heres the headcanon voices:
Weiss (rwby)
Rei hino (sailor moon)
And other stuff