Fumiyo Yamada

Fumiyo Yamada (山田 文代 Yamada Fumiyo) is a 'troublemakers' specialist who handles troublemaker cases in multiple Tokyo jurisdictions.

Appearance
Yamada is a somewhat short, yet thin older woman. She has light ash hair, combined with a pair of opaque glasses, gives her a grandmotherly face. Her attire is compose of a light blue blouse and dark blue skir that reached bellow her knees and a pair of blue dress shoes.

Background
Yamada is a 25 year old veteran that worked as personnel staff at the Shinjuku Police Department.

The Lemmings Incident
At the Materials Compiling Group No.3 headquarters Saki Aikawa was approached by Kōzaburō Arase who lifted his shirt to show the shoe imprint on his chest so that she could run the footprint. Aikawa thought he was joking, but did so at a glance and identified it as a woman's shoe and inquired what the story was until Fumiyo Yamada came with a first aid kit to tend to Arase's bruise.

Solitaire's Escape
While eating snacks at the station, she alerted Tsubaki Iwanome about a strange news report on TV alerting the public about Mystery Solitaire's escape despite the gag order imposed by the police. It turned out that the newscaster and report were being broadcasted on all airwaves by none other than Mystery Solitaire.