Art by Rev_bmp

About the Project

Adachi Rei is a Japanese UTAU
developed by Missile39
Her voice is fully artificial and generated in Audacity
The Adachi Rei C+V English Project expands on Adachi Rei's original capablities to add near-complete support for English while retaining her unique vocal qualitiesThe entirety of this project was created without the use of AI


Voice Samples

0NE ft. VoCreature's SHIRA
Staircatte

Washing Machine Heart
Mitski

Guidelines

This library is not allowed to be redistributed in part or in whole while it is being publicly distributed on this website
In the event that this website is no longer available, third party distribution of the full library is permitted
Distribution of the library in part (such as individual wav files or the oto.ini) is not allowed under any circumstances
Samples included in this library may not be modified or incorporated into other projects without permission from Jack Huwubenak
AI may not be used in any way shape or form alongside this library
It is not required but it is appreciated to tag the developer when posting anything using this library to Youtube, Twitter or Tiktok
Including a link to this website is also recommended
Please refer to the official Terms of Use for any queries regarding commercial use or character usage

Adachi Rei C+V -English-

This Library uses various EQ and time stretch effects on original Adachi Rei's Japanese-Language samples to generate English consonants and vowels outside of what is available in Japanese.
This library was created without the use of AI in any form.
This Library has a complicated set of contextual alternate phonemes
Please consult the readme.txt for more information
The version of the Library available on this page is currently in Open Beta.
If you run into any Issues with this Library, please reach out to the developer via E-mail or DMs on Twitter


This Library may run into issues with various Resamplers, so we're made a non-exhaustive list of Resamplers that are known to have problems or are known to work well

ResamplerFunctionality
Worldline-R*Works!
DoppletlerWorks!
F2Resamp*Works!
FresampWorks!
Moresampler*Works!
Hifisampler*Slow but Works! Minor Issues with Pitch
PhaavocoWorks Uncharacteristically Well
MacResIssues With Certain Vowels
ResamplerIssues With Certain Vowels
Model4Consonants May Render Weirdly
Star*DustConsonants May Render Weirdly
TIPSConsonants May Render Weirdly
EFB-GTConsonants May Fail to Render

Recommended Resamplers are marked with an Asterisk (*)


Other Downloads
This Library is built for use within OpenUTAU with the C+V Phonemizer.
The C+V phonemizer is included with OpenUtau.
An External .DLL is also available for users that may not have updated to the most recent version of OpenUtau or who may be using other forks.