B-Robo Kabutack
Plot. Dr. Torahiko Kouenji is an eccentric genius who dug out the ancient writings from the oldest layer of the earth. He translated the writings and learned the existence of 13 that had been hidden across the planet. If one should obtain all the Star Pieces, any wish could be granted. To that end, Dr. Kouenji built search robots, known as "B-Robots", to find the Star Pieces. However, a trio of such robots, led by Cobrander, were activated without their sleep-education program being completed and thus started to commit bad deeds across the town. Fortunately , a team, composed of three "good" B-Robots, had completed the whole course of sleep-learning, and befriended Yuzuru Kouenji, Dr. Kouenji's grandson. With Yuzuru, and his friends Sayuri Mitaka and Kuranosuke Kichijouji, the three good B-Robots and the gang begin their search of the "Star Pieces" while overcoming the misdeeds of the three "bad" B-Robots. Characters. Short for "Bio Elementary Electronic & Transform Locomotive Eexivision Robot," the B-Robots are able to transform into the fighting Super Mode. However, the time limit the mode longs on depends on the B-Robo as the earlier models have shorter  timespans compared to the later ones. A-Robots. They appear in the Kabutack Christmas special. Special. is a special that features cameos by Blue Beet from "Juukou B-Fighter" and the title hero from "B-Fighter Kabuto".