One of Japan's biggest tour operators says hackers may have taken the personal details of about 4.32 million of its online members. Club Tourism found the break in early on Friday morning, Japan time, and has taken its website offline while it cleans up.

A Club Tourism liveried tour coach run by km Kanko Bus, parked in Marunouchi, Tokyo, in February 2020. Photo: Comyu / Wikimedia Commons, CC BY-SA 4.0, modified