Since it's up for auction right now and the first time I've seen pictures of it I'll leave these here:
美食戦隊 薔薇野郎 サウンドコレクション
Gourmet Sentai Bara Yarou Sound Collection
with some online searching it looks like the track in the booklet
美食戦隊 薔薇野郎のテーマ
is credited to 小川一広.
Another composer might be 木村光徳