- 9.0/101 votes
#1 - Episode 15
Season 1 Episode 15 - Aired 7/10/2011
Everybody's out to prove that Nano's really a robot — especially the science teacher. The Professor gives Nano a machine gun arm and a new "Reaction function." Meanwhile, Mr. Takasaki sets his sights on the student advisor, Ms. Sakurai.
Director: Noriyuki Kitanohara
Writer: Taichi Ishidate