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.
1988
2019
2020
2010
1999
2011
2012
2024
2023
2022
2005
2015
2017
2025