A truck changed lanes and collided with a motorcycle, killing a man. If the driver claims he "didn't notice the accident," does this constitute a hit-and-run?

Based on an accident that occurred on National Route 25 in Ikuno Ward, Osaka City, this article explains the safety checks required before changing lanes, the conditions for a hit-and-run, the rules against cutting in, fault apportionment, and insurance.

■ Accident Summary
Around 8:30 AM on October 10, 2026, in Hayashi-dera 2-chome, Ikuno Ward, Osaka City, a truck changing lanes collided with a motorcycle traveling to its right rear. The motorcycle then collided with a passenger car in the oncoming lane, resulting in the death of the driver, Akio Tateishi (45).

Police arrested the truck driver, Yoshiaki Hirai (65), on suspicion of negligent driving resulting in death and failure to render aid. According to reports, he returned to the scene about 350 meters after the accident after being pointed out by the driver of a following vehicle. The driver denies the hit-and-run charge, claiming he was unaware of the accident.

■What this video explains
・Rules regarding rearward checking and signaling when changing lanes
・Conditions for a hit-and-run when "not noticing the accident"
・Past court cases where failure to render aid and report the accident resulted in acquittal
・Does Article 32, which prohibits "cutting in," apply during normal driving?
・Criminal penalties and administrative penalties for driver's licenses
・Amount of damages, compulsory automobile liability insurance, and personal injury insurance in fatal accidents
・Percentage of fault between the truck and the straight-going motorcycle
・Five lessons to prevent similar accidents

"You can change lanes if you use your turn signal"
"If you return to the scene, it's not a hit-and-run"
We will examine whether these understandings are correct, based on the relevant articles and court cases.

■Premise of the explanation
This video is based on news reports at the time of document creation. Arrest does not constitute a confirmed guilty verdict.
Eyewitness accounts from Yahoo! comments, etc., are treated as unconfirmed information, and speed, signals, and awareness of the accident are not definitively stated.

The percentage of fault and the amount of damages are based on conditional considerations and estimates, and do not represent the final outcome of this accident.

The acquittal cases presented are from separate incidents and do not imply that the same conclusion will be reached in this case.

■Main Sources and References
[Kansai TV - Accident Report]
https://www.ktv.jp/news/articles/?id=...

[Yomiuri TV - Follow-up Report]
October 10, 2026, 23:51
"I didn't notice the accident": Truck and motorcycle collide, man dies; truck driver arrested on hit-and-run charges in Ikuno Ward, Osaka City

[Road Traffic Act]
https://laws.e-gov.go.jp/law/ 335AC0000000105

[Road Traffic Enforcement Order]
https://laws.e-gov.go.jp/law/335CO000...

[Osaka District Court Judgment, May 13, 2021]
Includes the details of the acquittal in the 2019 case regarding violation of the duty to provide aid and report.
https://www.courts.go.jp/assets/hanre...

[Books]
"Commentary on the Road Traffic Act for Official Use," 21st Revised Edition: Commentary on the Prohibition of Cutting In, etc.
"Separate Volume of Case Law Times 39," Criteria for Determining the Rate of Contributory Negligence in Traffic Accidents

■What do you do?

Please share in the comments the safety checks you practice in addition to checking your mirrors when changing lanes. Please refrain from slandering those involved in accidents or making definitive statements based on unconfirmed information.

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#TrafficAccidents #LaneChanges #HitAndRun #RoadTrafficLaw #DrivingSkillImprovementCommittee

*Personal injury coverage and uninsured motorist coverage are not paid in full in all accidents.

We mainly explain "insurance," "vehicle insurance," "personal injury," "legal expense coverage," "settlement money," "compensation amount," and "contributory negligence" in our videos.

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*When using NASVA videos, we have obtained permission to use them in our videos.

*The videos are based on news at the time of creation, so they do not reflect information that has become known since then.
*The videos are created based on the Road Traffic Act and the Road Traffic Enforcement Ordinance. Please note that there may be other judgment criteria not mentioned here.

*This includes personal opinions and may differ from actual judgments.

Unauthorized Accident Investigation Committee
@VdeLfmZm0A67622

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