Kyushu Electric Power Transmission and DistributionExternal storage media

1MinorInvestigatingAnnounced

An external storage device holding customer contract data and 30-minute power usage records is missing. No external leak has been confirmed so far.

This incident was imported from a dataset that compiles public announcements, and we are still checking it against the sources. Counts and causes will be updated after the check. Sources are in Japanese.

Cause
Lost or discarded
Operational impact
None

Sources

  1. お客さま情報を保存した外部記憶媒体の所在不明に関するお知らせwww.kyuden.co.jp(opens in a new tab)
  2. お客さま情報を保存した外部記憶媒体の所在不明についてwww.kyuden.co.jp · Published 2026-06-08(opens in a new tab)
  3. お客さま情報を保存した外部記憶媒体の所在不明に係る報告徴収への報告についてwww.kyuden.co.jp · Published 2026-07-08(opens in a new tab)
  4. (別紙)お客さま情報を保存した外部記憶媒体の所在不明に係る報告徴収への報告についてwww.kyuden.co.jp · Published 2026-07-08(opens in a new tab)
  5. 経済産業省からの指導についてwww.kyuden.co.jp · Published 2026-07-08(opens in a new tab)