OVA coming with 6th vol. limited edition of Sekirei, featuring Kuu. “Ku-chan Hajimete no Otsukai" Musubi and Tsukiumi has another race to the super market. Kusano decides to join the race, and win it so that she deserves to sit next to Minato during dinner. Kusano does not do so well in the competition due to the fact that she becomes frequently lost and cannot focus on her task. Sympathizing Kusano, Musubi and Tsukiumi decides to team up and help Kusano to win the competition.