# Teacher misconduct and criminal incidents in Japan

> Live situation record from CLSTR: https://clstr.news/situations/teacher-misconduct-and-criminal-incidents-in-japan
> Updated: 2026-09-15T10:19:00.000Z. Sources: 7. Developments: 2.

Reports have emerged regarding various criminal incidents involving teachers in Japan.

In Gunma Prefecture, a male teacher in his 20s was dismissed and referred to prosecutors for property damage after admitting to urinating in a student’s water bottle. In Hiroshima, former elementary school teacher Kenwo Nakajima received a nine-year prison sentence for the sexual abuse and unauthorized filming of 34 female students between 2023 and 2025.

Further reports indicate that Ryosuke Kimura, a 26-year-old high school teacher in Tokyo, was arrested for allegedly attempting to commit theft by advising students on how to sell stolen goods, such as gold Buddhist altar bells, via flea market websites.

## Timeline

### 2026-09-15: Japan crime reports include teacher arrested for advising students on theft

Various criminal cases in Japan involve a teacher arrested for advising students on theft, hospital staff embezzling millions, and a caregiver stealing jewelry from elderly residents.

4 sources. https://clstr.news/cluster/iga-municipal-ueno-general-hospital-staff-referred-to-prosecutors-for-embezzlement

### 2026-08-20: Japan teachers face disciplinary action and prison for misconduct

Japan reports two major teacher misconduct cases: a Gunma teacher dismissed for urinating in a student's water bottle, and a former teacher sentenced to nine years for abusing 34 female students in Hiroshima.

3 sources. https://clstr.news/cluster/japan-teachers-face-disciplinary-action-and-prison-for-misconduct

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Cite as: Teacher misconduct and criminal incidents in Japan. CLSTR, https://clstr.news/situations/teacher-misconduct-and-criminal-incidents-in-japan