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.
2001
2003
2015
2002
1993
1971
1974
2025
2011
2019
2012
2014
2016
2023
2008
2000