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. Read the rest on, or mikufan.VOCALOID4 was first mentioned by Bil Bryant of PowerFX Systems AB.
YAMAHA Corporation has officially announced the VOCALOID5 engine and VOCALOID Editor 4.5 for release beginning today! It’s also shaping up to be quite an update to the software platform, much more than the previous VOCALOID4. VOCALOID5 Engine Officially Announced by YAMAHA