AH-Software is the software brand of AHS Co., Ltd. (original full name: Artist House Solutions Co., Ltd.), an importer of digital audio workstations and encoders in Tokyo, Japan. It is also known as the developer of Voiceroid and a number of Vocaloid voicebanks.

Products and services

Vocaloid Products

AHS released their first Vocaloids on December 4, 2009, named SF-A2 Miki, Kaai Yuki, and Hiyama Kiyoteru. Kaai Yuki became the first Vocaloid to use a child's voice. AHS also published a Hello Kitty-based Vocaloid, Nekomura Iroha, based on the Kittyler featured in the game Hello Kitty to Issho! Block Crash 123!! in cooperation with Sanrio. AHS are also heading the first project led by producers working with the software.

Vocaloid 2 Products

ProductLanguageSexVoice sampledRelease date
SF-A2 MikiJapaneseFemaleMiki Furukawa2009-12-04December 4, 2009
Kaai YukiJapaneseFemaleUnknown2009-12-04December 4, 2009
Hiyama KiyoteruJapaneseMaleKiyoshi Hiyama2009-12-04December 4, 2009
Nekomura IrohaJapaneseFemaleKyounosuke Yoshitate2010-10-22October 22, 2010

Vocaloid 3 Products

ProductLanguageSexVoice sampledRelease date
Yuzuki YukariJapaneseFemaleChihiro IshiguroDecember 22, 2011
Tohoku ZunkoJapaneseFemaleSatomi Satō2010-10-22June 5, 2014

Vocaloid 4 Products

ProductLanguageSexVoice sampledRelease date
Yuzuki Yukari V4JapaneseFemaleChihiro IshiguroMarch 18, 2015
Nekomura Iroha V4JapaneseFemaleKyounosuke YoshitateJune 18, 2015
SF-A2 miki V4JapaneseFemaleMiki FurukawaJune 18, 2015
Kaai Yuki V4JapaneseFemaleUnknownOctober 29, 2015
Hiyama Kiyoteru V4JapaneseMaleKiyoshi HiyamaOctober 29, 2015
Tohoku Zunko V4JapaneseFemaleSatomi SatōOctober 27, 2016
Kizuna AkariJapaneseFemaleMadoka YonezawaApril 26, 2018

Vocaloid 5 Products

ProductLanguageSexVoice sampledRelease date
Haruno SoraJapaneseFemaleKikuko InoueJuly 26, 2018

Speech Synthesis

  • Voiceroid Tsukuyomi Shouta; based on a seven-year-old male. Tsukuyomi Ai; based on a five-year-old female. Yoshida-Kun; based on the character from Eagle Talon. Tsurumaki Maki; a teenage female musician voiced by Tomoe Tamiyasu. Yuzuki Yukari Tohoku Zunko; a teenage female created to promote the recovery of the Tohoku region. She was released as a Vocaloid on June 5, 2014. Kotonoha Akane・Aoi; two females that are a pair of sisters. Minase Kou; a male teacher (like Hiyama Kiyoteru). Kyomachi Seika; a young adult female voiced by Rika Tachibana and produced in collaboration with Tsukurujyo, a production group based in Seika, Kyoto. She was adopted as the district mascot. Tohoku Kiritan; Zunko's youngest sister, a preteen voiced by Himika Akaneya. Produced in collaboration with SSS Co., Ltd. Kizuna Akari Haruno Sora Tohoku Itako; Zunko and Kiritan's oldest sister, a young adult voiced by Ibuki Kido. Also a collaboration with SSS Co., Ltd. Tsuina-chan; based on the character Tsuina the Ogre Hunter, a teenage female voiced by Mai Kadowaki who can speak both Standard and Kansai dialects. Iori Yuzuru; a young male with androgynous design, produced in collaboration with AI Inc.

Sound editing and recording

  • Crazy Talk SE.
  • Jam Band

Synthesizer V Products

Synthesizer V Studio Products

ProductLanguageSexVoice SampledRelease Date
Kotonoha Akane & AoiJapaneseFemaleYui SakakibaraJuly 30, 2020
Koharu RikkaJapaneseFemaleYoshino AoyamaMarch 18, 2021
Tsurumaki Maki JapaneseJapaneseFemaleManami TanakaJune 18, 2021
Tsurumaki Maki EnglishEnglishFemaleManami TanakaJune 18, 2021
Tsuina-chanJapaneseFemaleMai KadowakiNovember 26, 2021
Kyomachi SeikaJapaneseFemaleRika TachibanaJanuary 27, 2022
Natsuki KarinJapaneseFemaleMiyu TakabiApril 13, 2022
Hanakuma ChifuyuJapaneseFemaleKaya OkunoOctober 20, 2022
Kasane TetoJapaneseFemaleOyamano MayoApril 27, 2023
Haruno SoraJapaneseFemaleKikuko InoueAugust 24, 2023
FrimomenJapaneseMaleAkira KogaApril 25, 2024
Miyamai MocaJapaneseFemaleMayu MinedaSeptember 26, 2024

Synthesizer V 2 Products

ProductLangaugeSexVoice SampledRelease Date
Miyamai MocaJapaneseFemaleMayu MinedaMarch 21, 2025
SF-A2 mikiJapaneseFemaleMiki FurukawaMarch 21, 2025
Hiyama KiyoteruJapaneseMaleKiyoshi HiyamaMarch 21, 2025
Tsurumaki MakiJapaneseFemaleManami TanakaJuly 24, 2025
Haruno SoraJapaneseFemaleKikuko InoueJuly 24, 2025
Tsuina-chanJapaneseFemaleMai KadowakiJuly 24, 2025
Kyomachi SeikaJapaneseFemaleRika TachibanaJuly 24, 2025
Asumi ShuoJapaneseFemaleMia SakuraiAugust 29, 2025
Asumi RiriseJapaneseFemaleKana MotomiyaAugust 29, 2025
Nekomura IrohaJapaneseFemaleKyounosuke YoshitateOctober 22, 2025
Kasane TetoJapaneseFemaleOyamano MayoNovember 27, 2025
FrimomenJapaneseMaleAkira KogaNovember 27, 2025
Koharu RikkaJapaneseFemaleYoshino AoyamaMarch 5th, 2026
Natsuki KarinJapaneseFemaleMiyu TakabiMarch 5, 2026
Hanakuma ChifuyuJapaneseFemaleKaya OkunoMarch 5, 2026

External links