Evergreen MarketingEmail

2LowPossibleAnnounced

Unauthorized login to an employee mailbox may have exposed contacts of 237 partners and billing and account details of 763 corporate customers, some with personal names.

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
Email account compromise
Occurred
2026-06-26
Operational impact
None

Data involved

DataStatusCountGroupEvidence
Email addressPossible leak237 records—Source(opens in a new tab)
Payment detailsPossible leakNot disclosed—Source(opens in a new tab)
Postal addressPossible leak763 records—Source(opens in a new tab)
NamePossible leakNot disclosed—Source(opens in a new tab)

Counts are the figures the organization announced. Because the same person may be counted more than once, we do not add the rows together.

What users should do

  • Check your card statements
  • Watch for emails and texts pretending to be the company

General steps based on the type of data involved. Check the organization’s notice or help line to see whether you are affected.

Sources

  1. エバーグリーン・マーケティング:メールアカウント不正利用・漏えい可能性のある個人情報の追加公表www.egmkt.co.jp · Published 2026-10-06(opens in a new tab)
  2. 【重要】当社メールアカウントの不正利用に関するお知らせwww.egmkt.co.jp · Published 2026-07-31(opens in a new tab)