こどものじかん やすみじかん 「~あなたがわたしにくれたもの~」 ... OP: 「れっつ!おひめさまだっこ」 (Rettsu! Ohime-sama Dakko) by 喜多村英梨, 真堂圭, 門脇舞以 (Eri Kitamura, Kei Shindou, and Mai Kadowaki) Very upbeat; sets the the mood of the series just fine -- along with visuals filled with all sorts of loli-ecchiness and eye candy. No complaints whatsoever... So the OVA finally shows what Rin, Kuro, ...