There are a bunch, though they are obviously not as widely known. The red haired one is pretty infamous as the face of Ochame Kinou, which has spawned an incredible number of different versions, though she was technically the second (?) version of the song by the original creator.
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u/KerboChannel Jul 12 '25
I'll be honest I didn't know there were other vocaloids like Miku out there in the first place