In this thread Koop will dump his stuff here. That of course don't fit in the bemani related content.
I'll just get 2 old and my newest..
"Your heart is my universe"
Etna thing i never did finish :s
then my newest work
Tsuki yuki ni mau hana no you ni
(sup Nekomata Master song ._.) Anyone want to get me a decent translation to this? So i can stop using that title? XD