Even though Jintsuu-chan is also a Sendai-class─Are you okay!? I'll go on a night battle with you, so cheer up!Hmmm...Hrm?I'm happy you feel that way, but I'm okay?What's up, Naka-chan?Hey, Jintsuu!!Maybe she's troubled over something!?You're right. Even though she's a Sendai-class.Naka-chan is worried!!!It's just that nee-sama and Naka-chan are too lively...Koi no 2─ 4─ 11~ ♪I was thinking about Jintsuu-chan.She's different from us; she's quiet, right~?Night battle, night battle!!Naka-chan will also perform a concert for you!