SignalAtlas
Share a reportManage my posts
Confirmed

Sakai City: contact list for 124 school-facility committee members mis-emailed

On June 8, 2026 staff meant to send a blank form but attached a personal-data contact list to one committee member; after deletion confirmation a June 12 press release followed.

Last updated: 2026-11-09

Overview

124 people.

Timeline

  1. Occurred
  2. Discovered
  3. Disclosed

Organization response

Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.

What you can do

Be wary of emails, SMS or calls impersonating the organisation; do not open links or attachments or enter passwords or card details. Change reused passwords on other services.

Sources

  1. 堺市立小学校施設開放運営委員会連絡先の誤送信に伴う個人情報漏えい事案の発生について堺市 · 2026-11-09

Related information

Share a report

No published information yet

Information appears here after source checks or moderation.

Comments and replies

Write a comment

No account needed. Comments appear immediately.

Do not post private names, addresses, passwords, or codes. Automatic masking is limited; review your content before submitting.

Required fields are marked *.

After submitting the text, you can redact and attach images.

Loading the security check. You can submit once it is complete.