Gozen Natsu

"Certification Administrator" who manages the entry and exit of explorers to the "Maville Labyrinth," a training dungeon in the Toushin City.
She affixes the "Certification Seal" that explorers bring back from the dungeon onto their cards, allowing them to enter new areas.
She does her best despite being given a hard time by Poga and Neji, the "Certification Creatures" approved by the tournament headquarters.