
Aoki Lapis is a vocal synthesizer application software program produced by Yamaha Corporation with i-style Project for the software Vocaloid 3. The voice was provided by a contest winner, Japanese female, Nako Eguchi. Aoki Lapis is named after the semi-precious gemstone Lapis lazuli.

Avanna is a Celtic themed female Vocal released for the Vocaloid 3 software by Zero-G Ltd. Her most notable use was by Porter Robinson in the Worlds album, where she was used for several songs including "Sad Machine".

Gachapoid is a software application based on the character of Gachapin. It was originally developed for Vocaloid 2. The mascot of the software is called Ryuto (リュウト) and he is sampled from the actress Kuniko Amemiya, who is the current voice of Gachapin.

Galaco (ギャラ子) is a female vocal first released as an entry prize for Vocaloid 3. She was sampled from Ko Shibasaki of the Japanese band galaxias!.

IA is a humanoid persona voiced by a singing synthesizer application developed by 1st Place Co., Ltd., headquartered in Meguro, Tokyo, Japan. They use Yamaha Corporation's Vocaloid 3 singing synthesizer technology. Her voice is created using samples of Lia. She has performed at live concerts onstage as either an animated projection or a Pepper's ghost. Many songs have been made with her.

Luo Tianyi is a Chinese Vocaloid developed formerly by Bplats, Inc. under the Yamaha Corporation, and was created in collaboration with Shanghai Henian Information Technology Co. Ltd. she was released for the Vocaloid 3 and Vocaloid 4 engines. Her voice is provided by the Chinese voice actress Shan Xin. Considered China's most popular virtual idol, she held a joint concert with pianist Lang Lang at the Shanghai's Mercedes-Benz Arena in March 2019.

Merli (メルリ) was produced by Yamaha Corporation with i-style Project for Vocaloid 3. Her voice is provided by a contest winner, Japanese female, Misaki Kamata. Merli was developed as the elder sister to Aoki Lapis. She is named after the stone "Merlinite", which was the chosen name out of many suggestions put forward by fans of Vocaloid.

Yuezheng Ling (乐正绫) is a vocal created by Shanghai Henian Information Technology Co. Ltd and was released for Vocaloid 3.