[quote=Raxacoricofallapatorius]
Neat, so he's a vocaloid? Or was, at least.
[/quote]

Oh, no, he's a character in the songs, not the singer. Here's a song for example:

[youtube]U9yTcuN03G4[/youtube]

And here's another:

[youtube]v9wrDGfYCWA[/youtube]