By strong, it’s not only in the aspect of strength or martial arts. But also as in just being skillful, knowledgeable, and etc. For example, being a genius at sports. However, I still have “strong” male leads in the aspect of strength as well, one example could be solo leveling with the ranks and dungeons.
The list is NOT in any order (ex. from the best to worst)
2nd part:
http://www.mangago.me/home/mangalist/988835/3rd, 4th, 5th part out!
Enjoy
Welcome to the Impregnable Demon King Castle ~The Black Mage Who Got Kicked Out of the Hero Party Due to His Unnecessary Debuffs Gets Welcomed by the Top Brass of the Demon King's Army~