Fly Me to the Moon 10

Love is in the air, and not just for Nasa and Tsukasa! Yanagi Sensei is getting serious with her boyfriend, but she isn't sure whether to commit. Tough-talking mechanic Nakiri has an admirer, but she isn't sure about the basics of romance. And Kaname has a great idea to spice up everyone's life-nude modeling! Then half the cast hikes into the mountains for a weekend of roughing it, where it soon becomes clear that Nasa's impressive skill set doesn't include any form of physical activity--