/retail
CheckFree i-Solutions, Inc., a business unit of CheckFree Corporation (Nasdaq: CKFR), announced the signing of an agreement with NTT DATA Corporation (formerly part of the Nippon Telegraph and Telephone [NTT] Corporation) to develop advanced e-billing solutions for the Japanese business and consumer markets. Based on CheckFree i-Series, the leading global e-billing application suite, NTT DATA plans to commence marketing activities immediately.