Naoyuki Ageishi

When an all-powerful enemy appears to destroy all parallel worlds, a hero with the spirit of all Super Sentai will rise to fight back. Transforming into Zenkaiser, he joins forces with four robots called Kikainoids with the spirit of Super Sentai robos from across history.

The hottest battle is about to begin! While attending Tensei Academy, Hiro Ryugasaki ends up acquiring a mysterious smartphone. It comes installed with the popular card game, Shadowverse! Meeting new rivals, facing major tournaments, forging bonds with friends... Shadowverse leads Hiro to all sorts of new experiences, all that serve to "evolve" him...

In the near future, a Virtual Reality Massive Multiplayer Online Role-Playing Game (VRMMORPG) called Sword Art Online has been released where players control their avatars with their bodies using a piece of technology called Nerve Gear. One day, players discover they cannot log out, as the game creator is holding them captive unless they reach the 100th floor of the game's tower and defeat the final boss. However, if they die in the game, they die in real life. Their struggle for survival starts now...