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.
2005
1998
2023
2002
2025
2019
2007
2022
2021
2009
2017
2010
1995