Oops! JIJI reports: A computer file containing data on 2,750 business partners of a unit of japan post Co. has been leaked, the parent companionship said Tuesday. On Oct. 6, an employee of the Tokyo-based unit, Japan post Trading service Co., which conducts catalog-based sales of midsummer and year-end gifts handled at post offices, mistakenly attached the file to a concern email addressed to 32 other spouse companies and sent it, according to nippon stake Co., the mail and parcel bringing service arm of japan post Holdings Co. The file contained information such as the names and telephone numbers of employees of the 2,750 companies, which are suppliers of items for the gifts, and cant account numbers of the firms. read more on Japan Times.