In Detective Conan: Intercepting Miwako Sato at the Start

Yuuki Takada has been transported to the world of Detective Conan, five years before the official start of the Conan storyline.
He is a member of the Black Organization codenamed "Hennessy," who infiltrated the Tokyo Metropolitan Police Department as an undercover agent.
Upon arriving in Beika Town, known as the "Capital of Death," he can collect attributes from each person he encounters.
"Pick up 10 points of speed."
"Pick up 10 points of disguise".
"Collect 10 points for arrest."
"Pick up 10 points of combat skill".
……
Miwako Sato: "Inspector Takada, is this really a bad idea?"
Yuuki Takada: "Miwako Sato, I think you don't want to lose your job, do you..."
This book is also known as "In Conan: Picking Up Attribute Fragments" and "Conan: Infiltrating the Metropolitan Police Department and Intercepting Sato Miwako".