Ĭrypton introduced their E.V.E.C function by making use of the newer VOCALOID4 API to further expand what their Vocaloids could do.
Internet Co., Ltd also confirmed that they would release a new vocal, so their direction for VOCALOID4 was also focused more on updating old vocals rather than creating new ones. noted that they would try to increase triphone numbers and were working to increase the overall performance of their vocals. It was decided to find a second voice provider for the purpose. Due to the fact that the provider of Kaai Yuki would likely be of middle or highschool age, re-sampling her voice for growl samples was a problem. For AH-Software, due to the impact Windows 10 had on maintaining the VOCALOID2 software, AH-Software decided to relaunch every VOCALOID2 vocal they had produced as a VOCALOID4 vocal. spoke about the development direction they were taking for the new engine. On November 24, Internet Co., Ltd., AH-Software Co. It was revealed that its release would be on December 17, 2014, with a voicebank upgrade for VY1 also planned. On November 20, YAMAHA made an official announcement regarding VOCALOID4. The new engine's existence was made known in late October 2014. during a discussion about Ruby, a then unreleased English VOCALOID. VOCALOID4 was first mentioned by Bil Bryant of PowerFX Systems AB.
