Case File 014: Yukari Yokoyama Disappearance

Overview

The force of this case lies in how ordinary the place was. A family outing. A public building. Bright machines. A corridor. Security cameras. A child visible one moment and missing the next.

The current official police record is concise: on the afternoon of July 7, 1996, Yukari Yokoyama, then four, visited a pachinko parlor in Ota, Gunma, with her family. While playing alone inside, she disappeared. Police describe the case as a suspected abduction. A man who spoke to Yukari inside the parlor shortly before she disappeared is listed as an important reference person, and police continue to ask the public to watch the video appeal Hakuchū no Shikaku, “The Blind Spot in Daylight.”

CONFIRMEDThe incident occurred on the afternoon of July 7, 1996, in Ota, Gunma.

CONFIRMEDYukari was four years old and had come to the pachinko parlor with her family.

POLICE RECORDA man who spoke to her shortly before she vanished is treated as an important reference person.

UNKNOWNYukari’s whereabouts, the identity of the abductor, and what happened after she left the visible record remain unresolved.

Editorial rule This page does not label private individuals as perpetrators. The reference-person description is included only within the bounds of official police material. Wider North Kanto context is treated as context, not proof of linkage.

Public appeal near Ota Station — The present appeal. The case is not closed history; police and local residents are still asking someone to remember.

The confirmed skeleton

The official skeleton has not changed. The date was July 7, 1996. The place was a pachinko parlor in Ota City, Gunma Prefecture. Yukari Yokoyama was four. She was there with her family. While playing alone inside the parlor, she disappeared. Gunma police continue to classify the case as a suspected abduction.

The official Gunma police page was updated on July 1, 2026 and displays the Reiwa 8 wanted poster. It directs tips through the reward-information channel and lists the prefectural police headquarters contact number.

In this case, video survived. But video alone has not brought Yukari home. What is still missing is the memory outside the frame.

Timeline infographic for July 7, 1996 — July 7, 1996. A timeline is not decoration; it is a way to reach someone who may still remember the day.

July 7, 1996: the minimal timeline

Minute-by-minute reconstructions can mix official records, news summaries, and later retellings. SHIMBUN keeps the core sequence attached to the public record.

Afternoon

Family visit
Yukari was at a pachinko parlor in Ota, Gunma, with her family.

Inside

Playing alone
The official record says she disappeared while playing alone inside the parlor.

Shortly before

A man spoke to her
Police identify a man who spoke to Yukari inside the parlor shortly before the disappearance as an important reference person.

Afterward

Public appeals
Police have used surveillance footage, posters, leaflets, and the video The Blind Spot in Daylight to request information.

2026

Official update
The Gunma police page was updated on July 1, 2026 with current wanted-poster and reward information.

Pachinko parlor exterior context image — The place context. The parlor was part of local everyday life. Inside that ordinary public space, a child disappeared.

The important reference person

Gunma police say that shortly before Yukari disappeared, a man spoke to her inside the pachinko parlor. The official page lists these features: approximately 158 centimeters tall, nikka-style work trousers, sandal-like footwear, and sunglasses. A public circular published by Ota City adds: age at the time roughly 30 to 50 and a bowlegged walk.

The language matters. A reference-person description is not a conviction. It is a tool for memory: for people who were in the parlor, saw the man, heard something later, or recognize the gait, clothing, or circumstances.

Non-accusatory reference-person clothing image — The reference-person details are published to trigger memory, not to convict by resemblance.

CCTV and The Blind Spot in Daylight

The Japan Police Support Association video library states that surveillance-camera footage from the pachinko parlor recorded Yukari and a person believed to be connected to the abduction, and asks the public for information. Gunma police also direct readers to the video Hakuchū no Shikaku for details about the important reference person.

In 2023, Japanese news reported that Gunma police released clearer footage and again asked for tips. The existence of footage is central to the case. But a face or a figure on video is not the same as a name, a route, or a recoverable child. That is why the appeal continues.

Pachinko hall interior and CCTV context — The surveillance context. The images remained; the identity did not.

Public information video appeal context — *The Blind Spot in Daylight*. Even daylight can leave a blind spot. Can memory close it after nearly three decades?

The ¥7 million maximum reward

The official police page lists a maximum reward of ¥7 million: up to ¥3 million under the special investigation reward system, and up to ¥4 million from the Ota amusement-industry crime-prevention association’s private reward. The Ota public circular also lists the maximum at ¥7 million, provides the toll-free number 0120-889-324 and Ota Police Station number 0276-33-0110, and gives an application period from July 1, 2025 through June 30, 2026 unless changed as necessary.

The amount is not just a number. It is an institutional sign that the case is still open to new information. Something that once seemed too small may now matter when compared with the surviving record.

TIPS REQUESTED / ¥7,000,000 MAXIMUM

Reward documents still life — The ¥7 million notice is a sign that police and the community have not stopped asking.

North Kanto context

Yukari’s case is often discussed alongside other child abduction and murder cases in the North Kanto region. The geography is real. The history of wrongful conviction in the Ashikaga case is real. Journalists have argued about patterns across nearby cases.

But context is not proof. SHIMBUN shows Ota, Gunma, and Ashikaga, Tochigi, as geographic context only. The official subject of this page remains the suspected abduction of Yukari Yokoyama.

North Kanto context map — A context map. Geography can raise questions; it does not answer them.

Unanswered questions

The unanswered questions are not abstract. Who was the reference person? Where did Yukari go after leaving the visible record? What did people in or around the parlor notice but later dismiss as unimportant? Did any old photograph, diary, work record, shop memory, or family conversation capture something that now matters?

Who is the important reference person?
What happened after the visible parlor record ends?
Who remembers the Ota pachinko parlor and its surroundings on July 7, 1996?
Does anyone recognize the combination of nikka-style trousers, sunglasses, sandals, height, and gait?
Are there old notes, photos, or conversations that could now be cross-checked against the police record?

Cold case room for Yukari Yokoyama case — Cold-case files. Remembering is not evidence, but it can keep the route to evidence open.

Sources and update policy

This page is based on Gunma Prefectural Police’s official case page, the Ota City public circular, the Japan Police Support Association video library, and major Japanese news reporting. It does not use anonymous internet accusations or name private people as suspects.

Gunma Prefectural Police: official Yukari-chan case page, July 1, 2026 update, case summary, important reference person, and reward information.
Ota City public circular: reward amount, reference-person details, tip lines, and application period.
Japan Police Support Association video library: Hakuchū no Shikaku and the surveillance-camera appeal.
TBS NEWS DIG: 2023 reporting on the release of clearer footage and renewed appeal.
TV Asahi / ANN: 2025 reporting on the 29-year appeal and ¥7 million maximum reward.

Confirmed / reported / disputed / unknown kept separate