Kaette Kita Top wo Nerae! Kagaku Kouza
Plot Summary: Extra science lessons included with the Gunbuster Blu-ray Box Complete Edition. These explain how the space ropeway works, and time dilation from near-lightspeed travel.
Type: winter 2012 Anime
Date aired: Feb 24, 2012
Other name: Kaette Kita Top wo Nerae! Kagaku Kouza,