5 books in series

Thermae Romae / テルマエ・ロマエ

Thermae Romae / テルマエ・ロマエ is a 5-book series with 5 released primary works first released in 2009 with contributions by Mari Yamazaki and ヤマザキマリ.

Thermæ Romæ I
テルマエ・ロマエ 2
テルマエ・ロマエ 4
テルマエ・ロマエ 5
Thermæ Romæ VI