Mamako Oosuki
大好真々子
Featured in Do You Love Your Mom and Her Two-Hit Multi-Target Attacks? (ranked #142 of 182)
About
Mamako is a beta tester in the MMORPG alongside her son, Masato Oosuki who she is overprotective of. She is a very powerful adventurer, to the point that Masato often questions his role as the hero.