ChojusoTemairazu reservation system

1MinorInvestigatingAnnounced

Reservation data held in the Temairazu system used by Hotel Crystal Palace may have leaked. Suspicious messages to some guests were seen.

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
Via a vendor or service
Sector
Food, travel & leisure
Operational impact
None

Sources

  1. 【重要なお知らせ】予約管理システム『手間いらず』における個人情報漏洩の可能性および注意喚起www.hotel-crystal.co.jp · Published 2026-10-01(opens in a new tab)