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Web Synthesizer V, is an internet browser-integrated vocal synthesis engine developed by Dreamtonics. It was released initially December 31, 2019 with one vocal JA-F2.

In collaboration with AH-Software Co. Ltd., Dreamtonics released an updated version of the engine now including two vocals Kotonoha Akane & Aoi and Saki on July 22, 2020.[1][2]


Web Synthesizer V was announced December 31, 2019 and released the same day. [3]

Kanru Hua revealed that this version of Synthesizer V is a branch off of the SVR2 development which later became known as Synthesizer V Studio.[4]

This version of Synthesizer V uses a minimized voice database version of JA-F2 that is optimized for current trends in the audio production industry. [5]

On July 22, 2020 an update for Web Synthesizer V released from Dreamtonics in collaboration with AH-Software Co. Ltd. including two vocals Kotonoha Akane & Aoi and Saki. This version supports Google Chrome Version 77 or above as well as Microsoft Edge browsers on Windows and Mac systems. [6][7]



No system requirements were listed for this product, however a computer must be connected to the internet with a supported browser in order to use Web Synthesizer V. Currently only Google Chrome (version 77 and up) and the nightly version of Firefox are fully supported,[8] in addition to Microsoft Edge's Chromium-based versions (79 and up).


Additional notes[]

Going through the website's assets, the name for JA-F2 revealed to be Masaki. This was later changed to Saki for the Synthesizer V Studio release.

Examples of usage[]

A demo version of JA-F2 can be heard singing 赤とんぼ (Red Dragonfly) by default in the Web Synthesizer V editor.




External links[]