A system bug in a popular farming game on the mixi social networking site led to personal details of as many as 4,200 users being leaked online, it has been learned.
Phone numbers and e-mail addresses of users who made credit card purchases of special items in the Sunshine Bokujo (Sunshine stock farm) game were leaked between Oct. 21 and 23, according to mixi, Inc.
Mixi plans to review the screening system of the game, which has about 2.3 million users on platforms such as personal computers and cell phones.
A bug in the payment system is believed to have caused the problem.
Read more on the Yomiuri Shimbun.