AH-Software Co. Ltd.

AH-Software or AHS Co., Ltd. officially, is an importer of digital audio workstation and encoders in Tokyo, Japan. It is also know as the developer of Voiceroid Tukuyomi series.

About
AH-Software was established in 2005 as an importer and seller of music software in Tokyo, Japan. In Nov. 2009, they announced that they were going to distribute Vocaloid2 and Voiceroid products in Dec. 2009. AH-Software became the fifth developer of music voice synthesis software with this release.

Vocaloid2
SF-A2 miki : Japanese female

Yuki Kaai : Japanese female

Kiyoteru Hiyama : Japanese male

Voiceroid
Shouta Tsukuyomi : Japanese male

Ai Tsukuyomi : Japanese female