Serie includes 148 albums .
Yoko no Chichi wo Momishidaku Hon
Yoko-sensei no Keisan Drill
Yokogoto
Yokohumi
Yokoshimo Naki Mochi
Yomako Sensei no Keisan Drill
Yomako Sensei no Yuuwaku Jugyou | Teacher Yomako's Temptation Teaching
Yomako-Sensei no Tokubetsu Jugyou
You Cried For My Drill
Youkoso Yoko
aubade