UnknownMedium

Nishiyamato Academy

bd_86591ce542345153 · schema v1 · pii pii-v2

Severity

Medium

Discovered

—

Filed

Sep 30, 2026

To disclose

—

Affected · nationwide

5,5071 in this filing

Linked

3 filings

Confidence

95%

Full breach record for Nishiyamato Academy →

Nishiyamato Academy reported a data breach to the Indiana Attorney General. The breach occurred on 2026-03-25 and was reported on 2026-09-30. 1 Indiana residents were affected. 5,507 individuals affected in total.

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Incident timeline

Mar 25, 2026

Begins

Sep 30, 2026

Filed

This filing is one of 3 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

California State AGbd_49723d32e683f91d2026-09-30Candidate
Massachusetts State AGbd_5057d8aa156c7d362026-09-01 · +29dVerified

Name: Nishiyamato Academy
norm: nishiyamato academy

Name: Nishiyamato Academy
norm: nishiyamato academy

Discovered: —
Breach occurred: Mar 25, 2026
Materiality determined: —
Notification sent: —
Affected individuals: 5,507state + nationwide
Data types: —
Attack vector: Unknown

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Massachusetts State AGSep 1 · first

California State AG+29d

Indiana State AG+29d · this page

Pattern: first filing Sep 1 (MA), last Sep 30 (IN) — a 29-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 30, 2026
Raw hash: bc66f9c6ff66bd7cd5f8aabc04a243e8cab6f59c1276e51ffd38cef8e054de6f

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityNishiyamato Academy

Victim entityNishiyamato Academy

IncidentUnknown

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.in.gov