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Jikou Keisatsu Hajimemashita

After a year has gone by, Kiriyama continues to be employed at the identical police precinct, maintaining his fascination with unresolved cases that are within the legal time limit

Kiriyama Shuichiro is employed as an information management officer at the regional police headquarters. Due to his keen powers of observation and fascination with cold cases that have exceeded the statute of limitations, he conducts unauthorized investigations solely to "confirm" the identity of the perpetrator. Notable traits of his character include his distinctive dark green glasses, always carrying 20,000 yen in his wallet, and his preference for udon and nyuumen.

At Tamagawa Police Station, a major incident occurred where an unidentified individual murdered a family of four. The estimated time of the crime was between 10:30 p.m. on January 3 and 12:30 a.m. on January 4, 2003. In response, a specialized task force consisting of skilled officers from various stations was promptly assembled. Among the detectives from Tamagawa Station assigned to the team was a young and unremarkable officer named Ichiro. However, shortly after joining the team, Ichiro was removed from the case, supposedly due to his unauthorized investigation into another matter against the directives of his superiors.

While having breakfast with Ishikawa Michiko, Asawa Naoki receives a call from Kano Rintaro, the leader of the Ninth Sub-division within the First Investigative Division, regarding a recent murder case. The victim, the president of Godai Bank, was found dead after being struck by a miniature model of an eco-city. Godai Bank is currently funding an eco-city project, which is still ongoing. Upon arriving at the crime scene with Kano, they join other members of the Ninth Sub-division including Murase Kengo, Komiyama Shiho, Aoyagi Yasushi, and Yazawa Hideaki. Murase, who had seen the murder weapon left behind, leaves with Shiho while Aoyagi and Yazawa search for witnesses. As the others depart, Kano stays behind and makes an intriguing discovery.

Aoyagi Yasushi is appointed as the head detective of the Ninth Sub-division within the First Investigative Division, which is overseen by Kano Rintaro. The previous head detective, Murase Kengo, was promoted to lead the Fourteenth Sub-division. One day, the body of Mizushima Akemi, a hostess from Ginza, is discovered. According to Akemi's former spouse, Mitake Toshiyuki, she had a history of shoplifting which led to their divorce. Akemi's mother-in-law, who strongly disliked her, had fought for custody of their child, but Akemi was assured that she could regain custody if she improved her financial situation. Akemi had mentioned to Mitake that she was expecting to receive a significant sum of money soon. This caught Kano's attention as he reviewed an interrogation report linked to a drug dealer's murder investigation being conducted by Murase. It was later revealed that Akemi was a witness in the murder case.

Tsukuura Hiroko, the proprietor of a well-liked bakery, is discovered deceased on a pathway close to her residence. Her head was struck with a metal bat, leading people to speculate that the culprit may have harbored animosity towards her. Watase Tsunehiko ponders over the reason why the assailant repeatedly struck her on the back of her head. Three years ago, Tsukuura Hiroko fatally struck her husband with a metal bat after suffering from domestic abuse. Following this tragic event, she adopted her maiden name and achieved success. Komiyama Shiho instructs the #9 investigative team to look into the recent case as well as the events from three years ago. Aoyagi Yasushi and Yazawa Hideaki interview the bakery's manager, Sakuragi Noboru, and his employees, uncovering that former detective Odawara Yasunori, who had handled the case three years prior, had recently visited Hiroko. Meanwhile, Kano Rintaro and Asawa Naoki pay a visit to Hiroko's ex-mother-in-law, who had blamed her for her son's death and subjected her to harassment. The autopsy results for Hiroko reveal unexpected findings, unveiling a concealed truth from three years ago.

Kazama Naoki, a skilled investigator working for the private company Nemesis in Yokohama, is searching for Mikami Anna's father, Hajime, who is a scientist. Teaming up with Kurita Kazuaki, the owner of Nemesis and a friend of Hajime, they work together to solve challenging cases that may hold the key to his disappearance. Uncovering connections to a long-buried event from 20 years ago, Anna remains unaware of Kazama and Kurita's involvement in the mystery.

Ryusuke Tsukumo is an unconventional yet intelligent neuroscientist employed by the National Research Institute of Police Science. With his unique perspective and understanding of psychology, Tsukumo takes on the country's most perplexing crimes and scandals, facing off against the most cunning and devious criminal masterminds. However, his idiosyncrasies and lack of social tact can sometimes exacerbate situations and relationships, adding further complexity. Join Ryusuke Tsukumo as he uncovers astonishing truths in a fresh and thrilling drama genre that blends the fascination of brain science with a mysterious whodunit element, Mr. Brain! (TBS)

Yuri Ishikawa and her colleagues work on solving long-standing unsolved cases in Kanagawa Prefecture, Japan. This project is inspired by the American television show "Cold Case" from 2003.

Despite his impressive memory, Ahn Dae Sung has not been successful in passing the civil service exam for three consecutive years. However, with the unwavering support from his mother, Myung Sook, and girlfriend, Ah Hee, he remains determined to succeed. One day, while working at his mother's convenience store, Dae Sung's life takes a drastic turn when a murder occurs nearby. Ah Hee, who is a police officer, decides to investigate the case independently and uncovers a receipt from Myung Sook's store at the crime scene, implicating them in the investigation. Without any solid leads, the trio is committed to solving the case. But how will they be able to catch the killer when even the professionals are at a loss?

The leader of the First Division 9th Sub-division is currently on a unique assignment, so an experienced teacher from the section's coroner has arrived to take his place

Hiratsuka Heihachi is known for his boisterous and rude demeanor, yet he always wears a smile. He is an unconventional detective. In contrast, Saionji Kosuke comes from a wealthy background and is characterized by his strong sense of justice, innocence, and unwavering honesty. Saionji Kosuke is assigned to the prestigious #1 investigation team, a position he has always aspired to. However, his main responsibility is to keep an eye on Hiratsuka Heihachi. Despite being a solo act, Hiratsuka Heihachi consistently cracks his cases. His colleagues are intrigued by his methods, with some speculating that he possesses supernatural abilities. This is why Saionji is tasked with monitoring him. The secret to Hiratsuka's success lies in the fact that criminals fear him the most.

Before becoming police officers, each member of the Ninth Section of the First Investigative Division faces personal challenges and difficulties. Despite their individualistic nature leading to conflicting approaches in investigations, they are bound together by a shared commitment to justice. While their actions may seem disjointed, they all dedicate themselves to apprehending criminals and tackling complex cases with unwavering determination.

Hoshi Akiko is a law enforcement officer who is a fan of yaoi manga. She becomes excited when there is a case involving an attractive man, and she approaches solving the cases in her own distinctive manner.

Taro Hanazawa, a police officer weighing 110 kilograms, serves at a police station in the picturesque city of Kyoto. Known for his keen perception, he adeptly handles the issues faced by both locals and tourists. Recognizing his skills, Section Chief Reiko Nishikiori appoints him as her assistant detective. In addition to his sharp insight, Taro's ability to connect with others, his stubbornness, and determination in solving cases also set him apart.

Hanazawa Taro is currently serving as a detective in a specialized unit within the First Investigative Division of Kyoto Prefectural Police. Despite his lack of experience in investigations, he relies on his physical presence and friendly demeanor to establish connections with individuals and delve into their inner thoughts. Through his keen observation skills, he is able to quickly identify inconsistencies and successfully crack cases. Although he faced setbacks and regrets during his initial year as a detective, he has since refined his analytical abilities and deductive reasoning by engaging with a variety of suspects. His aptitude for solving crimes surpasses that of his colleagues, as he approaches investigations from a unique perspective that often goes unnoticed by others.

In a world where fairness is open to interpretation and uncovering the truth is challenging, detective Yugami is known for his relentless pursuit of facts without being bound by conventions or societal expectations

Sudo Tomozo is a detective who is reassigned to a unit that looks after animals belonging to suspects or missing persons after being removed from investigative duties following an incident. Usuki Keiko, a fellow police officer in the same division, harbors a greater affection for animals than for humans. Keiko utilizes clues gathered from animals found at crime scenes to draw conclusions. Together, Tomozo and Keiko collaborate to solve various cases.

A dark comedy featuring a detective who becomes involved in a murder investigation.

Kano Rintaro, known as the most unconventional head of a department in the initial division of criminal investigation, strongly dislikes overly elaborate investigation meetings. He delegates the primary investigation tasks to his team members, and occasionally shows up at the crime scene without wearing a tie, actions that may appear enigmatic at first glance. In the detective room of the ninth sub-division, he organizes receipts and prepares his own meals, seemingly indifferent to others. Rumor has it that new detectives under his supervision rarely stay for more than six months.

A veteran detective in his middle years working in the special investigation division of the Kanagawa Prefectural Police Department undergoes a transformation where his body regresses to that of a child after inhaling a unique gas while pursuing the notorious criminal organization known as Red Venus. (TokyoHive)

Before becoming police officers, each member of the Ninth Section in the First Investigative Division faces personal challenges and difficulties. Despite their conflicting personalities, they are bound by a shared commitment to justice. While they may seem disorganized, they all dedicate themselves to capturing criminals and solving complex cases.

The unique detectives come together under the leadership of the division head, who may be underestimated but is actually very clever

In June 2015, Kyogoku suddenly awoke from a 30-year coma following an accident during an investigation

In the Ota ward, there have been a series of murders that have caught the attention of Ozeki Tatsuro, a member of the Police Affairs Division at Omo Rinko Police Precinct. At the same time, Itagaki Kohei, a freelance journalist feeling disillusioned with his work, encounters a young woman in need on the beach. Before he can assist her, he is confronted by Fujishiro Shion, a journalist who live streams on Net Scoop. As the serial killer gains notoriety through posts by Araki Takuma on the social media platform JUSTICE, the police receive a call from Araki himself, hinting at a confession. The investigation team, previously focused on a different suspect, rushes to bring Araki in for questioning.

The rise of social media has led to an increase in various issues. To address the negative impacts of social media, the Tokyo Metropolitan Police Department establishes the Yubitai Department. Detective Wataru Banjo is among those assigned to this department, which consists of detectives who are not typically seen as destined for success in the police force. One day, a middle-aged woman approaches the department and informs them that her daughter has tragically taken her own life.

I have an exceptional sense of smell that never fails me. Hanaoka Shinichiro, also known as "The Sniffer," is a consultant specializing in solving significant criminal cases. With his extraordinary olfactory abilities, Hanaoka can unravel mysteries once he catches a scent. Teamed up with the empathetic detective Komukai Tatsuro, he tackles challenging and unusual cases. (

During her high school years, Miyuki Itoi was not considered particularly attractive. However, one day, she undergoes a transformation and becomes stunningly beautiful. As she begins to interact with men, a mysterious pattern emerges - those men soon meet their demise. (My DramaList)

An inexperienced sharpshooter and an experienced veteran are teamed up to solve various cases together. Despite their differences, the two women clash on many issues and we witness their evolving relationship as they work together, alternating between friendship and animosity. As they follow the clues left by a serial killer, they experience moments of laughter and tears. (TBS)

The Criminal Investigation Division 1-9 is a specialized unit tasked with solving complex and seemingly impossible murders and crimes in the city. They are known as the most formidable team in Tokyo, comprised of top experts in the field. Unlike other units, they prioritize individual judgment and action over strict hierarchy or physical prowess. Despite not holding traditional investigation meetings, they have an impressive track record with the highest arrest rate for criminals.

Located in a local police station in Tokyo, the plot revolves around the wild escapades of Ryotsu Kankichi, a mature police officer. The source of this information is Anime News Network.

Inaba Marie, a well-known female fortune teller, is found dead, and a list of clients containing the names of influential politicians is discovered at the crime scene. Kano Rintaro, Asawa Naoki, and the Ninth Sub-division team launch an investigation into the murder. The first person to come across the body is revealed to be the daughter of a government official, but Hayasegawa Masumi, the coroner, uncovers a surprising link between the fortune teller and Asawa. Masumi shows a strong preference for communicating with the deceased rather than engaging in conversations with the living, including Kano.

At the age of 25, Kazahaya Kyoko is named as the leader of an investigative unit within the Tokyo Metropolitan Police Department known as the Nasi Goreng Division. She takes a unique approach to investigations, preferring to conduct them entirely from within a room and rejecting the traditional legwork methods of the Showa era. Despite rarely leaving her room during investigations, Kyoko demonstrates exceptional insight and deductive abilities in solving challenging cases. The dynamic changes with the arrival of Ishinabe Kanta, a middle-aged man who has always dreamed of becoming a detective and is now assigned to the Nasi Goreng Division. Despite Ishinabe's enthusiasm and insistence on his legwork skills, Kyoko dismisses him as an unnecessary hot-blooded individual.

Rekihiko Tokiya, a skilled investigator based in Kyoto, finds himself in a perplexing situation after a pursuit leads him to fall into a reservoir at an old factory. Upon regaining consciousness in a hospital, he discovers a troubling gap in his memory spanning two decades. Despite being 51 years old, he cannot recall anything beyond the age of 31 when he first entered the field of detective work. Estranged from his former spouse, he struggles to recollect any details about their past together. Notably, his once-confident demeanor has been replaced by a more timid and reserved disposition, though his commitment to upholding justice remains steadfast. Rekihiko Tokiya resumes his investigative duties, albeit with a notably altered approach to handling cases.

In the story, Kurosaki Ryuji, a detective in his forties, is portrayed as dedicated to his work but struggles to attract female attention. Despite this, he is determined to solve cases and find a partner while managing the various mysteries that come his way at the office.

The troublesome detective duo has returned! Originally assigned to stake out the area, Detective Tokita Shingo and his partner Shiina Asobu find themselves facing unexpected challenges. Their pursuit of the main suspect, Yakuza boss Orihara Tadato, goes awry when they inadvertently allow him to escape. As Tokita enlists the help of street musician Hiiragi Fuyuka in his quest to capture the suspect, a series of mishaps ensue, leading to a confrontation between the Yakuza and the Chinese mafia. The chaotic situation prompts radio operator Satomi Misato and her dedicated yet risky subordinate Ohira Arira to pursue new recruit Yotsukado Koki and Tokita, causing turmoil within the Metropolitan Police Department.

Homicide at the Blue House. Jung Suk Kyu, a culinary expert working in the Blue House, was discovered dead in his quarters, seemingly by suicide. Detectives Kim Han Soo and Park Hee Young have been assigned to look into the case, which arises during a critical time just ahead of the scheduled peace negotiations involving North Korea, South Korea, and the United States. However, as their investigation unfolds, it becomes increasingly evident that the situation is more complex than it appears, and they must race against time to apprehend the murderer before another crime occurs.

In 1985, Kyogoku, a dedicated detective known for his unorthodox methods, successfully solves numerous cases. While attempting to apprehend a dangerous criminal named Kagura, Kyogoku is caught in an explosion triggered by Kagura, causing him to fall into a coma for three decades. Upon awakening in 2015, Kyogoku is shocked to discover that his wife, Kanako, has moved on and remarried. During a moment of confusion and aggression, Kyogoku is arrested by a young detective named Mochizuki Ryota and taken to Yokohama Chuo Police Precinct, where he reunites with his former colleague Suzuki and superior Kujira. Despite his return to the detective force, Kyogoku struggles to adapt to the advancements in technology and modern policing methods. His disregard for the new rules often leads to trouble for Ryota, his assigned partner. This series is a remake of the German TV show "The Last Cop" (Der letzte Bulle) from 2010.

Maneki Kei is employed as a model, but unfortunately, murder cases seem to coincide with his work schedule. Due to this unfortunate coincidence, Maneki Kei often finds himself as a key witness in these murder cases. In order to prove his innocence, Maneki Kei teams up with his fellow model friends Suo Itsuki and Shimon Toma to investigate and solve the mysteries behind these murders.

In the novel "Courage to be Disliked" by Fumitake Koga, we meet Ranko Ando, a skilled 32-year-old detective who has a successful track record of solving challenging cases. She is known for her independent nature and does not pay much attention to the opinions of others. On the other hand, her partner, detective Toshio Ooyama, values justice greatly and is more concerned about how he is perceived by others.

The Japanese government is conducting a covert operation to gather personal data on its citizens, which is then analyzed to predict future serious crimes and obtain information on these crimes. Undercover detectives are deployed to obtain this information. Norito Izawa, a former top detective in the security bureau, was demoted to the general affairs department's documentation unit following a case. The National Police Agency typically assigns troublemakers to the documentation unit as part of the government's undisclosed project.

The Tokyo Metropolitan Police Department's Mobile Investigative Unit, also known as MIU, is dedicated to resolving cases within a 24-hour timeframe. Detective Shima Kazumi, known for his intelligence and strong observation and communication abilities, has recently been chosen to join MIU. Despite his skills, Shima struggles to trust others and has difficulty finding a suitable partner within the unit. Eventually, he is paired with Police Officer Ibuki Ai from a police substation. Ibuki had applied to join MIU but was unsuccessful due to his lack of detective experience and knowledge, despite being in top physical condition. Shima becomes apprehensive upon learning about Ibuki's background, but the two finally meet for the first time.

Onizuka Ichiro became wheelchair-bound after being attacked by a criminal, causing him to lose the use of his legs. Despite retiring, he was brought back to lead the Judicial Section of Shinjuku Higashi Police Precinct's Criminal Affairs Division due to his track record of solving numerous cases. When a deceased individual, identified as Matsumoto Yugo, was discovered in Shinjuku Botanical Garden, Onizuka recognized the name from a recent report filed by Matsumoto regarding the theft of his bicycle. Alongside his colleagues Toyama Saki and Jin Keitaro, who was reassigned from Tokyo Metropolitan Police Department's First Investigative Division to the precinct, Onizuka initiates an investigation into the case. However, the precinct's new police chief, Azuma Kanata, expresses displeasure at their involvement and clashes with Keitaro over the investigation approach.

Onizuka Ichiro is a proficient investigator who is wheelchair-bound due to an injury that happened just before he retired. Using his intricate "city of memory" stored in his mind, he cracks contemporary cases while reminiscing about past investigations.

The unusual "Mannequin Serial Murders" involve a disturbing combination of corpses and mannequins. A similar shocking case has emerged within a particular family. Police officer Shimizu Takuya, who has dedicated a significant amount of time and effort to this case due to his peculiar obsession, suspects that the culprit is among the five individuals present during the incidents. He teams up with young police officer Hasui Kyoya, who has been assigned to the case by a mysterious individual named Hashimoto Junki. As Kyoya tries to rein in the intense and erratic Shimizu, he begins to uncover the peculiar truth behind the situation. Meanwhile, Shimizu encounters the cryptic phrase "the one who ends it," leading the case to take an unforeseen turn.