UTAU is a completely free, open-source classic that has a massive library of user-created voicebanks. Synthesizer V
Teto Kasane (the queen of UTAU), Ruko Yokune , Matsudappoiyo . vocaloid voicebank free
If you are using the original Japanese UTAU software on Windows, you may need to set your system locale to Japanese to avoid "mojibake" (garbled text). UTAU is a completely free, open-source classic that