http://www.alchemics.co.jp/users/ban...mahopalecs.htm
http://bsm.hp.infoseek.co.jp/data-other9.html
From these two sources, "candystore" is the arranger for all tracks on the album, as well as composer (except for vocal tracks 01 and 18 which are composed by Kacchin).
Also,
http://page6.auctions.yahoo.co.jp/jp/auction/f42406523
Formal english title for the album is printed on the spine and disc label.
Slight mistake with the release date; it should be 25 May 2001, not 25 Jan 2005 (the game was released by JANIS in 2001, following Triangle Heart 3).
I've taken the liberty of editing in the changes.