(Nanoha DAYS 4) [Serenta (BOM)] Usamimi Ouji ni Ken dake de Naku xx made Oshiechau Hon. (DOG DAYS)

(なのはDAYS4) [Serenta (BOM)] ウサミミ王子に剣だけでなく××まで教えちゃう本。 (DOG DAYS)