Hello, I added the composer info from the CD Booklet of Jewelry Box. It's not a bad CD musically (could use a bit of autotune.. :P) definitely worth buying if you wanna hear more of Takenouchi's work.
Also, I don't know if anyone heard these beautifully dissonant things:
https://soundcloud.com/motoaki-taken...olo-piano-2012 (seriously, he makes extreme metal sound like pop music)