How old is Megumin now?
How old is Aqua from KonoSuba?
megumin explosion chant in japanese
We've seen in the show that Megumin is quite anxious about her body and her age.
This belief that good people deserve saving motivated him to save from immediate execution and refused to regret the choice even as was about to kill him.
She is one of the main characters of the KonoSuba series.