The best Koichi Sato’s mystery movies

A young pathologist seeks answers to the mysterious death of a friend and soon comes into contact with the same cursed videotape that caused the death of the friend's wife and son, which is haunted by the curse of Sadako, a relentless spirit.

A man arrives in the city upon news of a potential terrorist strike in Italy. He is Japanese foreign diplomat, Kosaku Kuroda, and he’s here under orders of his supervisor at the Foreign Ministry, Hiroshi Kataoka (Kiichi Nakai), to aid in the safeguarding of Japanese citizens. Kuroda’s main contacts at the Japanese embassy consist of Ambassador Kikuhara, Counselor Nishino, and fellow diplomatic envoys Haba and Tanimoto. All are busy preparing for the visit of Japanese Foreign Minister Kawagoe due to arrive for the high-profile G8 foreign minister’s meeting. Meanwhile, somewhere on the festively-lit streets of the city, a young Japanese girl has suddenly gone missing. Is it an abduction simply for ransom? Or could it be a prelude to terror?

After detective Natsumi Yukihira brings an end to the police hospital terrorist case, Natsumi is transferred to the Nishimonbetsu Police Station in Hokkaido. Meanwhile, a series of grotesque murders occurs in downtown Tokyo involving nails placed in the body of the victims. The fingerprint of Natsumi's ex-husband, freelancer journalist Kazuo Sato, is found on the the body of a victim and Kazuo is placed on the most wanted list. Soon after, Kazuo finds Natsumi and hands her a USB memory stick. The device contains information on a secret organization within the police department. Kazuo tells Natsumi that the series of murders are warnings and suspects become the next victims. Natsumi is then arrested as a suspect. Tokyo prosecutor Katsuaki Murakami appears at the Nishimonbetsu Police Station to investigate.

Defence lawyer Emi is assigned to a particularly unusual case: a man is suspected of murdering his wealthy wife, and his only alibi is a 421-year old ghost, Rokubei. At first Emi is hesitant, but when she pursues her lead she is visited by the ghost herself. And so the fun begins in the courtroom when Prosecutor Osano starts to cross examine…

1989 is the 64 Shouwa year in the Japanese calendar, thus the unsolved girl kidnapping-murder case is called "64(rokuyon)" that got up in this year in Criminal Investigation Department in the Prefectural Police Department. And 14 years were over as the prefecture's police to be unsolved greatest stain, and statute of limitations approached it. In 2002, Yoshinobu Mikami, an ex-detective who was assigned as the investigator of the "Rokuyon" case 14years ago, moves as a Public Relations Officer in the Police Affairs Department against his will. As a newly assigned Public Relations Officer, he was troubled with the relation between the reporters, new case has occurred. And that new case traced "Rokuyon" case exactly.

The Japanese adaption of Agatha Christie's famous whodunit "Murder on the Orient Express".

An ex-journalist Masuda whose article caused a scandalous fatality now works at a small factory. He learns that his colleague Suzuki is a former convict who killed some children back in middle school. Trying to get back his old job, Masuda secretly starts to write a piece on Suzuki while befriending him. The more he learns about his colleague, however, the more Masuda remembers his younger self, a boy who triggered his classmate's suicide.

Thirty years after aboy's disappearance, a journalist revives interest in the case, which in turn compels the victim's brother to look for this woman's daughter in the snowy hinterlands of northern Japan. This sets off a series of events that causes the brother and the woman's daughter to glimpse the truth that has been concealed by their vague and painful memories.