SoftBank Group Corp. Chairman Masayoshi Son said Monday the telecommunications giant's mobile phone unit is considering lowering charges, responding to a government request and matching plans by rivals NTT Docomo Inc. and KDDI Corp.Referring to the government's repeated calls for Japan's big-three carriers to cut charges, Son said, "We will sincerely accept and act on it appropriately."Speaking at the news conference to report the company's quarterly results, Son, who doubles as chairman of the telecommunication unit SoftBank Corp., said details will be decided based on fee reductions imple…READ FULL ARTICLE