About the possibility of personal information leakage due to unauthorized access at Studio Co., Ltd.

Imported from official source

Announcement

Digital Rights Classified by Officially

It has recently come to light that Studio Co., Ltd., a company used by the Digital Agency (including the Preparatory Office for Digital Reform-related Bills) to operate its website, may have been illegally accessed by a third party and may have leaked private information to the outside.

On October 16, 2026, Studio K. K. confirmed that a third party had illegally accessed its cloud environment and enabled data in the environment to be acquired from external sources. Please refer to the following announcement by Studio K. K.

2. Personal information that may have been leaked

The scope of personal information that may have been leaked is currently being scrutinized. At present, the following personal information may have been leaked.

(1) Information entered in the following inquiry form on the Digital Agency website (for the period from May 2021 to March 2023)

  • Number of messages: Up to 8,833 messages
  • *Names and e-mail addresses must be provided on an optional basis.
  • Number of messages: Up to 250 messages
  • *Your name, e-mail address, etc. must be provided on a voluntary basis.
  • (c) Inquiries about the vaccination certificate app

  • Number of messages: Up to 3,661 messages
  • *Your name, e-mail address, etc. must be provided on a voluntary basis.
  • ④ Inquiry about Myna-chan costume rental

  • Number of messages: Up to 117 messages
  • *Your name, e-mail address, etc. must be provided on a voluntary basis.
  • (e) Workshops and other participation-related activities

  • Number of messages: Up to 462 messages
  • Category: Name, e-mail address, affiliation, telephone number, etc.
  • (2) Studio account information

    This is an extract. The publication continues at the source.

    Source: Digital Agency (Japan) website. Licence

    Read the original at the source: https://www.digital.go.jp/en/press/a0a8f66c-b32d-4695-9372-bcd5d4280f22

    Officially imported this from Digital Agency (Japan)’s own source and shows an extract. If you work there, claiming the profile and verifying the domain lets you choose to show the full text here.

    Provenance

    Organization
    Digital Agency (Japan) — imported from official source
    Official source
    https://www.digital.go.jp/en/rss/news.xml RSS
    Imported
    October 22, 2026 13:30
    Versions
    1 recorded
    Identity
    b2927063-4d1e-4848-be29-4be26ba9a9f7

    Officially records where a publication came from, not whether it is true. Imported records are reproduced from an organization's own official source.