Hana, Hinata, Noa, Koyori, and Kanon are always good friends. Today, they are having a friendly sweets party at home with Miyako's homemade ...

Extra science lessons included with the Gunbuster Blu-ray Box Complete Edition. These explain how the space ropeway works, and time dilation...

The science lessons are short "omake" bonus features originally present on the first two volumes. Each short lasts around two minutes, and s...

A series of shorts related to Gunbuster.