(Nanoha DAYS 4) Usamimi Ouji ni Ken dake de Naku xx made Oshiechau Hon. | A Book Where the Bunny-Ear Prince Is Taught Not Just the Sword But Also XX. (DOG DAYS)
Shinjin Kyoushi Fujiwara-san no Ayashii Kyouin Nikki Sanjigenme, Minna ga Issho ni Tanoshimu Bunkasei!