広島県府中市（移住応援サイトふふふちゅう）Data breach / unauthorized access incident
- Occurred on
- Unconfirmed
- Announced on
- October 16, 2026
- Severity
- BIncidents centered on names and contact details.
- Scale
- 31 records
- Main impact
- 府中市 announced that due to unauthorized access to Studio used by the relocation support site "ふふふちゅう", there is a possibility that information from 31 uses of the inquiry form may have been leaked. Whether data was leaked and the extent are under investigation, and no confirmed data exfiltration has been found at this time.
- Information involved
- Email addressPasswordPhone numberHome addressFull name
- Cause / key point
- The cause is under investigation.
- Industry
- Government & municipal
- Listing / capital
- Government / public body
- Last updated
- October 20, 2026
Is this incident worth paying attention to?
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Reviewed byYutaro SasaoFounder & CEO, MediaLeap Inc.
CEO of MediaLeap Inc. Working on both sides of web advertising and web media since 2013; founded the company in May 2025.
Review scope: cross-checking against primary sources (official and government announcements), verifying claims stay within the facts, and checking source attribution。Last reviewed:
Written by:Leak Watch editorial team (AI-assisted drafts verified against sources by the editorial team) · Reviewer profile · Request a correction
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Other incidents at 広島県府中市
Incidents related to "studio"
Incidents where the damage spread through the same service or system.
- Aand US（Studio問い合わせフォーム）2026.10.19 announced・Affected 1,024 records
- A青森市（公民連携ポータルサイト）2026.10.19 announced・Affected 11 records
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- B秋田県（あきたデジタルアカデミー）2026.10.19 announced・Affected 164 people
- B福岡コンベンションセンター（問い合わせ・予約フォーム）2026.10.19 announced・Affected 1,185 records
- B岐阜県（GIFU新事業共創チャレンジ）2026.10.19 announced・Affected 2 records
Incidents related to "フォーム"
Incidents where the damage spread through the same service or system.
- A長崎市（長崎満喫!アウェイ遠征応援キャンペーン）2026.10.19 announced・Affected 19 people
- Bメディアリンク（Studio問い合わせフォーム）2026.10.19 announced・Affected 901 records
- B長岡市（移住体験ツアー特設サイト）2026.10.19 announced・Affected 5 records
- Bスカイマーク（採用問い合わせフォーム）2026.10.19 announced・Affected 488 people
- BX Mile（問い合わせフォーム）2026.10.19 announced・Affected Unknown
- B東北電力フロンティア（イベント問い合わせフォーム）2026.10.17 announced・Affected 182 records
Same attack method
- SSソースネクスト2026.10.15 announced・Affected 22,519,960 records
- SSバーガーキング・ジャパン(公式アプリ)2026.10.15 announced・Affected 11,180,000 records
- SS焼肉きんぐ2026.10.05 announced・Affected 10,788,963 records
- Bユミルリンク（メール配信システム）2026.10.19 announced・Affected 9,000,000 records
- SSタイムズカー(タイムズモビリティ)2026.09.25 announced・Affected 6,600,000 accounts
- Sブックオフグループ(ブックオフコーポレーション)2026.10.09 announced・Affected 6,383,279 people
Same industry
- S市立岸和田市民病院（患者書類）2026.10.16 announced・Affected 1 people
- S大崎地域広域行政事務組合消防本部（NET119・119RAIDEN）2026.10.14 announced・Affected 45 people
- S神奈川県警（使用済み運転免許証）2026.10.09 announced・Affected 30 records
- S長崎市（マイナンバーカード特急発行書類の紛失）2026.09.08 announced・Affected 4 people
- S村田製作所2026.04.27 announced・Affected 73,000 records
- S静岡市2026.01.30 announced・Affected 3,950 people
Attack method classification: Unauthorized access (method undisclosed)(Breached, but the technique was not identified or disclosed)
Read the Unauthorized access (method undisclosed) guide and national trends →