That's OpenUTAU: "O" As in "Oh my god, That's OpenUTAU!", "P" As in "Poor was my judgment, OpenUTAU.", "E" as in "Everybody loves OpenUTAU!", "N" as in "No way, is that OpenUTAU?". Space, "U" as in "Universal Agreement; OpenUTAU Is loved", "T" as in "Today, OpenUTAU Is beloved by all", "A" as in "A-
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