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Osaka, Japan – A 17-year-ancient boy died and two others were seriously injured in a stabbing incident in Osaka’s vibrant Dotonbori entertainment district late Saturday night, February 14, 2026. The attack, which occurred around 11:55 p.m., has prompted a swift response from local authorities, culminating in the arrest of Ryoga Iwasaki, 21, on suspicion of murder. The incident casts a shadow over one of Japan’s most popular tourist destinations and raises concerns about public safety in the area.
The victim has been identified as Ryunosuke Kamada, a resident of Tawaramoto, Nara Prefecture, who succumbed to multiple stab wounds, including injuries to the chest, at a local hospital, according to reports from Nippon.com. Two other 17-year-old boys, both from Osaka Prefecture, were also hospitalized with upper-body stab wounds; one remains in critical condition, whereas the other sustained serious injuries. This stabbing in Dotonbori has shocked the community.
Details of the Incident and Arrest
Police responded to an emergency call reporting the stabbings on the first floor of a building in Dotonbori, an area known for its numerous eateries and lively atmosphere. At the time of the incident, approximately seven or eight people were present, according to police. Iwasaki fled the scene on foot following the attack. He was apprehended Sunday morning, February 15, at around 10:15 a.m., while walking on a street in Osaka’s Naniwa Ward. Officers recovered a knife from the suspect at the time of his arrest, The Tokyo Reporter detailed.
According to police statements, Iwasaki admitted to having a dispute with the three victims shortly before the stabbing. He reportedly told investigators, “I had no intention to kill,” adding that he intended only to intimidate them with the knife but ended up stabbing Kamada in the chest when the victim approached him.
Suspect’s Background and Motive
Iwasaki, a 21-year-old resident of Osaka’s Sumiyoshi Ward, is believed to have frequented a popular gathering spot for young people located under the iconic Glico running man sign in Dotonbori, a well-known landmark and photo opportunity. Reports indicate that Iwasaki had been warned by the victims about harassing a woman, potentially contributing to the escalation of the situation.
The investigation is ongoing, and authorities are working to determine the full sequence of events leading up to the stabbing. Witness accounts are being collected and analyzed to provide a more comprehensive understanding of the incident.
Impact and Ongoing Investigation
The stabbing has prompted increased police presence in the Dotonbori area, a popular destination for both tourists and locals. The incident has raised concerns about safety in the entertainment district, known for its bustling nightlife. The Osaka Prefectural Police are continuing their investigation, focusing on establishing a clear timeline of events and gathering further evidence.
As of February 15, 2026, the two surviving victims remain hospitalized, with one in critical condition. The condition of the other injured teenager is described as serious but stable.
Authorities have not released further details regarding potential charges beyond the initial arrest on suspicion of murder. The investigation is expected to continue for several days as police gather evidence and interview witnesses.
What comes next will depend on the ongoing investigation and the evidence presented. The focus will remain on supporting the victims and their families, ensuring the safety of the public, and bringing the responsible party to justice.
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