Shinkansen Henkei Robo Shinkalion: Mirai kara Kita Shinsoku no ALFA-X

The new enemies, Nahane and Ohanefu, along with the mysterious new Giant Monstrous Beings appear from space to take over the Earth! Holding the key to these events is Shinkalion ALFA-X, which was secretly developed by the Ultra Evolution Institute...!? For Hayato and Team Shinkalion, who had been living in peace, the battle begins again. As the threat from space intensifies, the team faces unprecedented challenges that will test their bonds and determination. A new development emerges when unexpected circumstances bring a young boy from another time into their midst - a child whose connection to the past may hold crucial answers for the future. Together in their thoughts, Team Shinkalion, brought together from Hokkaido Branch, Yamagata Branch, Ōmiya Branch, Nagoya Branch, Kyoto Branch, and Moji Branch must unite to confront the greatest threat their world has ever faced. As they prepare for the ultimate battle to protect Earth, they'll discover that the power of friendship and courage may be their greatest weapons against the darkness approaching from the stars. (Source: Shinkalion Wiki)