Голго 13

Golgo 13, the man who is shrouded in mystery, and the terrifying facts that shine behind the fiction... The trajectory of the bullets fired by Golgo 13 will determine the course of the world's murky waters! British Intelligence hires Golgo 13 to eliminate a former Nazi SS chief who hid a vast amount of counterfeit money at WWII's end. What awaits him in the fortified castle? Currently the longest running manga series done by one of the members of the gekiga group. The bestselling Seinen manga (and the best selling Gekiga) as of 2022 with over 300 million tankoban volumes sold, and the 2nd bestselling manga in history behind Dragon Ball and One Piece.