How Old Is Saitama in Gintama

Let's address the core question right away, and clear up a common misconception: Saitama, the hero known for defeating any foe with a single punch, is not from the series Gintama. Saitama is, in fact, the incredibly powerful and equally bored protagonist of the hit manga and anime series One-Punch Man. It's easy to see how some might connect the two – both series are beloved, often feature comedic elements, and sometimes have protagonists who appear lackadaisical despite their immense capabilities....