Serie includes 22 albums .
Dorothy x Beatrice Collection
Princess Body Check
Princess to Yoru no Lesson
TEAP
Diamama Borchu Otameshiban
Yuumei Chara Kannou Shousetsu CG Shuu No.386!! Princess Principal HaaHaa CG Shuu
Principal Report
Chise Ijiri
Dorothy to Deisuix
princess prinicpal lolitachannel set samples
Principal Repurt