Bastion does a decent job of mimicking Nobunaga's motions, including about three-fourths of the J-Idol pose. (Their knowledge of both 16th century Japan and dance routines is sparse, but they're upwards of 90% sure that's a modern dance move he learned on the ship.)

// I don't mind gentle, predictable touching. Close contact isn't especially bothersome for them unless the other person starts reaching for their cables; only the strongest humans can achieve anything by grappling a Bastion unit with muscle power alone, so hand-to-hand combat wasn't a frequent locus of life-or-death experiences during the war. // Blowing kisses sounds like flirting. I don't want to flirt.

Dancing is fun! But there's no one they want to flirt with here.