Kinnikuman Lady

Meat, a trainer who helped the powerful Choujin superhero Kinnikuman achieve greatness, believed his role was complete after guiding his most notable student to become a master and ruler of his home planet. However, when he awaits his next assignment, he is unexpectedly transported to an alternate world. In this new reality, Kinnikuman has not yet become a renowned hero and is instead female. Meat must now navigate this unfamiliar setting and take on a new challenge with an unexpected version of his former student.