Koto Hibiki

Hibiki Koto is a Japanese VOCALOID developed and distributed by Internet Co., Ltd., and released for the VOCALOID6 engine in April 2024. Her voice is provided by the Japanese singer Leon Tachibana. Leon Tachibana is a self proclaimed "Wonderland Entertainer" and has won numerous awards, including first place in the 24th Japan Popular Music Festival National Competition and the King Records Song Championship. She received an AI voice database for Synthesizer V Studio, developed by AH-Software Co. Ltd., in October 2024; an update for Synthesizer V Studio 2 has released in September 2025.