The fourth film in Shin-Ei's series of annual WWII themed anime television movies for children Sensou Douwa (war story). (Source: AniDB)

Extra bits meant to add to the Blue Seed story. Episodes 1-13 are extras shown on the video releases of Blue Seed in Japan. They take place after every other episode, such as Omake 1 follows episode 2. Episode 14 is an extra featured with OVA Blue Seed 1.5.

Tamaki Tsuru joins Aonagi University in hopes of making friends, getting a boyfriend, and living a typical university student life. She decides to try out for the tennis club in order to make friends and avoid anything too athletic. But when she is distracted by a model glider during tryouts, Tamaki ends up hitting a tennis ball right at it, smashing it into pieces. Daisuke Sorachi, a member of the Aviation Club, demands that she pay for the damages. Following the incident, Aviation Club captain Jun Kuramochi tries to goad Tamaki into joining their club, but Tamaki refuses. Not wanting to lose a chance at recruiting a club member, Jun orchestrates a way for Tamaki to earn the money to repay her debts and gives her a boyfriend in the process. While she joins the club reluctantly, Jun seems to have other plans for their newest member.

In a futuristic world, the Maruhage Empire is a militant organization out to steal everyone's hair, and thus their freedom. But a brave man with an afro of gold and nose hairs of steel stands up against their tyranny. Bobobo-bo Bo-bobo, trained in the ways of hair, rescues a teenager named Beauty from the grunts of the Maruhage Empire. Together, they start on a journey to defeat Emperor Tsuru Tsurulina IV. As Bo-bobo meets new friends and battles foes along the way, so too does he begin his quest to save all the hairs of the world! Light-hearted and comical, Bobobo-bo Bo-bobo details a wacky adventure in which Bo-bobo and his companions fight all sorts of villains and deviants within the Maruhage Empire, all the while having a fun and exciting adventure.