Romilda Garde

One of the many dwarven students Shinichi and co. teach

Appearance
Despite her small frame she is capable of kicking a soccer ball hard to enough to leave craters.

Minori Koganuma
Student of hers at Shinichi school

Roic Sleison
Best Friends with Roic is seen getting along with him rather well later on despite the animosity between elves and dwarves, and later, their differences in otaku tastes.