[むらさきいろのよる (むらさき*)] 先生、これは2人だけのヒミツですよ♥～課外授業!?の秘密～ [DL版] , [Murasakiiro no Yoru (Murasaki*)] Sensei, Kore wa Futari dake no Himitsu desu yo ~Kagai Jugyou!? no Himitsu~ - Sensei This is our little secret, okay? [Digital]