I forgot to mention the sources.
- Chifumi Karasawa (唐澤千文) -
Pophloic Site
- Naoki Sakurai (桜井直樹) -
MIT Studio Site
- Hideyuki Yoshikawa (吉川英行) - from
here. I'm pretty sure is the same as in
this album.
EDIT:
here is more clear, old page of MIT Studio.