What is "megpoid"

is a Vocaloid by Internet Co., Ltd.. Her voice is sampled by Megumi Nakajima. The mascot of the software is called "Gumi".

The name Gumi is the voice provider Megumi Nakajima's nickname from her childhood. The software name, "Megpoid", was taken from the provider's name, "Megumi." The second half, the "poid", is short for "like Vocaloid," the full implied name of this product is "Megumi-like Vocaloid."