Detective Holo: Tokyo Diary

"I am Huo Luo, a Chinese student studying in Japan. One day I lost my memory inexplicably and was adopted by Professor Kato. Five years later, there was a sudden surge in cases in Japan. However, I showed my super reasoning ability in the cases and became a celebrity in the Metropolitan Police Department. Later I discovered that my life experience was related to a mysterious organization. In order to find out the truth five years ago, I became a private detective."