After an accident overseas, mild-mannered teen Akira Kaidō returns to Japan as a battle-type cyborg. Working with agent G.O., he tackles covert cases: brainwashing cram schools, drug-induced strength, ultrasonic killings under secret orders.
2006
2025
2018
2021
2019
2023
2022
2015
2020
2026
2005
2024
2010