Ryo Teshima of "Keikou TOKYO," who was in charge of art direction for the key visuals for Amazon Fashion Week Tokyo (AFWT) Spring/Summer 2018 and Fall/Winter 2018-19, has released a song under the musician name LUDWIG3rd. titled "TOKYO “Delusional” 2020 feat. Otomiya Iroha," which is currently garnering a lot of attention. 
The song is based on the video "KEIKO TOKYO 2020," which Teshima uploaded to YouTube under the name "KEI-KO TOKYO" in 2014, the year after it was decided that Tokyo would host the Olympics. Originally produced with vocals by the Vocaloid Hatsune Miku, the song has been remade for online distribution in time for 2020. This new version features Otomiya Iroha, a character from the latest AI real-time voice conversion software "Voidol," on vocals, and features an 80s techno-pop sound with a catchy melody and lyrics, making it a memorable 2020 anniversary song.

Unlike Vocaloids like Hatsune Miku, Voidol is software that converts the voice quality of a specific character in real time without the need to input notes on a keyboard. While it has been known as an application for VTubers (short for Virtual YouTubers), whose numbers have been growing rapidly in recent years, this is the first time it has been used in a song.
The development of AI real-time voice conversion technology originated from medical research aimed at recreating the voices of people who had lost their voices using archives of their past voices. With the necessary audio data, machine learning can convert voices in real time, regardless of gender. The "fantasy" of a time when anyone could sing in the voice of someone they admire is becoming a reality.
With the popularity of effect voices in the electronic music scene and the AI singing of Misora Hibari, which attracted attention on NHK, the 2020s are likely to see further advances in the evolution of "voice."
The song is based on the video "KEIKO TOKYO 2020," which Teshima uploaded to YouTube under the name "KEI-KO TOKYO" in 2014, the year after it was decided that Tokyo would host the Olympics. Originally produced with vocals by the Vocaloid Hatsune Miku, the song has been remade for online distribution in time for 2020. This new version features Otomiya Iroha, a character from the latest AI real-time voice conversion software "Voidol," on vocals, and features an 80s techno-pop sound with a catchy melody and lyrics, making it a memorable 2020 anniversary song.

Unlike Vocaloids like Hatsune Miku, Voidol is software that converts the voice quality of a specific character in real time without the need to input notes on a keyboard. While it has been known as an application for VTubers (short for Virtual YouTubers), whose numbers have been growing rapidly in recent years, this is the first time it has been used in a song.
The development of AI real-time voice conversion technology originated from medical research aimed at recreating the voices of people who had lost their voices using archives of their past voices. With the necessary audio data, machine learning can convert voices in real time, regardless of gender. The "fantasy" of a time when anyone could sing in the voice of someone they admire is becoming a reality.
With the popularity of effect voices in the electronic music scene and the AI singing of Misora Hibari, which attracted attention on NHK, the 2020s are likely to see further advances in the evolution of "voice."


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