Also: Vol 2 features a somewhat unreadable link to Minoru Toyoda's homepage!

http://members.edogawa.home.ne.jp/poo1007/

It has lots of great stuff, including some of his older weirdass comics, including Serial, which shows up in Love Roma in the newspaper in track 8: http://members.edogawa.home.ne.jp/poo1971/webcomic/serial/serial-t.htm