Doppler has set up a trap for the Jasdam, and it is up to the Danguard Ace to save it. (Source: AniDB)

Namakura Gatana, meaning "dull-edged sword," is a two-minute comedy about a samurai who, thanks to his dull instrument, loses every time he attacks a weak opponent. In order to examine the sword, he tries to attack passers-by, but lower-class townspeople fight back and knock him down. (Source: AniDB)

Based on Fujiko Fujio A's manga of the same name.

Zero was mankind’s first real superhero. Under his watch, countless other superheros appeared and followed in his footsteps. However, after 5 years of war, Zero disappeared without a trace. (Source: zeroscans)