Tsutomu Tareki

The scientists discover an energy in the environment called Birdnc. They find a way to bio-engineer it and bond it to humans. The Commander of the Sky Forth Ayachokan Odagiri searches for five people to be part of this J-project. She finds Ryu Tendo and his fiancée Rie Aoi and asks them to volunteers. Ryu is half-conscious after receiving the Birdnic when the Vyram (the villain) starts attacking the Earth Ship. However, a force from a torn surface of the Earth Ship catches Rie. (imdb)

The story began three generations ago with the great Last Ninja, Igasaki Yoshitaka, who sealed the Yokai away for good. When the Yokai revive and their grandfather, the Last Ninja, passes away, five cousins who are all his descendants band together to defeat the threat. (imdb)