MEIKO is a Japanese VOCALOID developed by the YAMAHA Corporation and distributed by Crypton Future Media, Inc., and was released for the first VOCALOID engine. She was later adopted by Crypton as an official PIAPRO character.
She is voiced by singer Haigo Meiko. Her first appearance was illustrated by Wasshi, with her second appearance for VOCALOID3 illustrated by iXima. She has short brown hair and wears a red miniskirt, crop top, and boots. She is often seen with a microphone stand, and is also frequently seen drinking from One Cup Ozeki, a sake widely available through vending machines.