1-2. Hina Asobi (ヒナ遊び); Comic ExE 11, 14 3-4. Futago Yuugi (双子遊戯); Comic ExE 15, 17 5-6. Ibunka “Ran” Kouryuu (異文化“乱”交流); Comic ExE 15, 17 7-8. Sakurako Sensei no Tokubetsu Jugyou (桜子先生の特別授業); Comic ExE 07, 09