そそそ (SOSOSO), SOSOSO (Tsukui Kazuhito), is the working name of 津久井箇人 (Kazuhito Tsukui). He appears to be an semi professional composer and producer. Most of his works are produced using Yamaha's Vocaloid voice synthesizing software. However he has produced several works utilizing living artists. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.