October 18th, 2008
Projects:Kousaka Tooru
Publisher: Gentousha
Date: March 2008
ISBN
Vol.1: 4-3448-1278-6
Summary
An artbook Tohru Kousaka-sensei put together showcasing his favorite illustrations from Okane ga Nai.
March 7th, 2008
Projects:Various
Publisher: Nitro+ CHiRAL
Date: December 2007
ISBN
Vol.1: 4529790061382
Summary
An artbook illustrated by different members of the Nitro+ team. The objective: dressing up the Lamento and Togainu characters in normal clothing while staying within a set of rules. Commentary by Kabura Fuchii and Pehara Paint.