[Secret Squirrel]

Completed credits and notes according to scans.

Name romaji source:
- Hitomi Sudo
https://vgmdb.net/db/covers.php?do=view&cover=426640
- Hibarigaoka Boys and Girls Choir
https://sound.jp/hibarigaoka/index2.html
http://rui4oyo.jugem.jp/?eid=3494
Name romaji source:
- Fumie Muroi
http://web.archive.org/web/201106170...hpf_no089.html
https://twitter.com/muroifumie

@Mokona

For drafts on Soundtracks, I recommend a slight modification in the role order, so that Music, Composer, Arranger are the first ones, then the vocals.