Shinji Takagi

The Batman family has returned to the present to discover that Japan has disappeared, and a giant island - Hinomoto - is now in the sky over Gotham City. At the top sit the Yakuza, a group of superpowered individuals who reign without honor or humanity and look suspiciously like the Justice League. Now, it’s up to Batman and his allies to save Gotham!

Summer, 2006. A 5th grader Ryuhei discovers a notebook entitled "Tokyo Exploring Records." It was a journal kept by his father, Shohei, when he was around Ryuhei's age. Ryuhei forms his own exploration party with his friends Shun and Yoshio. One summer day, the party and Ryuhei's younger brother Sasuke who happens to tag along, heads to the dungeon looking for a treasure indicated on the journal

The brave Kyle and blind Alita were hunting creatures one day, when a large black dragon ambushed them, stealing the beautiful Alita away and killing their companion. Now, joined by a mysterious blue dragon hell-bent on helping to thwart the evil beast, Kyle races against the clock to stop the duo from reaching the black tower -- before it's too late!