Kaname Asagiri, a 16-year-old newcomer to Jōga, arrived several months before Hiroshi Kuzumi and quickly became Isuzu Tsumuhana’s closest friend, forming a tight trio with Hiroshi. Analytical and drawn to the occult, she immerses herself in local folklore and unsolved mysteries, often combing through the school library where she works part-time. Her ever-present notebook fills with cryptic observations, theories, and details from her relentless investigations. Though playful and fond of teasing her friends—dubbing Hiroshi "Hakase" after the alternate reading of his name’s kanji—she grounds the group with pragmatic insights, balancing curiosity with logic.

Her sharp eye for inconsistencies drives her to probe Jōga’s unexplained phenomena, including disappearances others dismiss. She eagerly assists Hiroshi’s father in his research on the town’s legends, showcasing both admiration for his work and her own perceptive mind. Despite her confident exterior, unresolved puzzles occasionally fray her patience, revealing a flicker of frustration beneath her methodical demeanor.

As a recent transplant, she navigates Jōga’s traditions with cautious adaptability, integrating more seamlessly than Hiroshi yet retaining an outsider’s perspective. This duality fuels her approach: pairing fascination with the supernatural collaborative problem-solving, she works alongside her friends to unravel the town’s secrets, one carefully documented clue at a time.