On November 17, 2019, in Tsuruga, Fukui Prefecture, Masako Kishimoto, aged 72, allegedly murdered her 95-year-old mother-in-law, 93-year-old father-in-law, and 70-year-old husband in their shared home. The killings were reportedly motivated by extreme caregiving fatigue, as Kishimoto was solely responsible for the labor-intensive care of her disabled husband and elderly parents-in-law. After the murders, she attempted suicide but survived and was arrested. The trial revealed the severe burden of multiple caregiving and diagnosed Kishimoto with adjustment disorder due to caregiving stress. She was sentenced to 18 years in prison without suspension, with the court acknowledging caregiving fatigue as a mitigating factor but rejecting claims of mental breakdown.
Country: Japan
State/Province: Fukui, Japan
City/Region: Tsuruga
Incident Type: Family Homicide
Relationship Status: Married
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Incident Date: Nov. 17, 2019
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How the relationship or connection began.
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2019-11-17
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English labels are shown first. Original-language titles are preserved for source verification.
ゆっくりミステリー事件簿 · Original language: English
2019 Fukui multiple caregiving murder case
Caregiving Fatigue
The case exemplifies extreme caregiving fatigue and multiple caregiving burdens leading to a tragic family homicide. The suspect, an elderly wife, was solely responsible for the care of her disabled husband and elderly parents-in-law, which caused severe mental and physical strain culminating in the murders. The pattern reflects the risks of labor-intensive caregiving without adequate support.
Police arrested Masako Kishimoto after she attempted suicide and contacted her daughter. The trial included testimonies from family members and psychiatric evaluation diagnosing adjustment disorder. The court recognized criminal responsibility but acknowledged caregiving fatigue as a mitigating factor, sentencing her to 18 years imprisonment without suspension.
No significant confusion reported; suspect identified and arrested promptly after incident and suicide attempt.
Masako Kishimoto, overwhelmed by caregiving duties for her disabled husband and elderly parents-in-law, strangled them sequentially on the night of November 17, 2019. After the murders, she attempted suicide but survived and contacted her daughter, who alerted police. The investigation revealed the caregiving burden and mental health issues leading to the incident. Trial proceedings included family testimonies and psychiatric assessments, resulting in conviction with a lenient sentence considering caregiving fatigue.
High risk due to prolonged caregiving stress, isolation, and refusal of external help, combined with mental health deterioration.
Extreme caregiving burden and isolation can precipitate tragic outcomes. Early intervention, mental health support, and shared caregiving responsibilities are critical to prevent such incidents. The case highlights the societal challenge of elderly caregiving in aging populations.
The prolonged and intense caregiving burden, refusal of help, and mental health deterioration were key early signals.
Testimonies about caregiving duties, mental health diagnosis, and the suspect's behavior before the incident helped connect the case.
Psychiatric evaluation, witness testimonies, and the suspect's suicide attempt were strong evidence.
Husband's brothers and their wives testified, expressing regret and requesting leniency, indicating awareness of the caregiving hardships. Daughter reported the suspect's call leading to police intervention.
No additional follow-up reports available beyond trial verdict and sentencing.
Exact psychological state and motives remain partially unclear due to limited direct testimony from the suspect.