プレパラートデイズ (Präparat Days)

Background
"Präparat Days" is an original song by Kobayashi Onyx featuring Fukase. This song is an official demo for the VOCALOID4 Library Fukase. The song features both his normal and soft voicebank.

This song is featured in the Fukase compilation album, VOCALOID Fukase ~THE GREATEST HITS~. It exceeded 100,000 views on YouTube.