Kazuma is a 17-year-old girl. Kazuma has neck-length chestnut-brown hair and green eyes. Her usual outfit is an adventurer outfit consisting of a gold-trimmed green mantle, white shirt, dark skirt, and leather boots. She uses her short katana, Chunchunmaru, in combat. Kazuma has fair skin, and is 5'2".

Kazuma is consistently sarcastic, cynical, and blunt, especially towards her own teammates. Kazuma is often described as someone who is "reliable at critical moments."