3. Capital Investment Notes: 1 Capital Investments of NTT East, NTT West, and NTT Communications for fiscal year ending Mar. 31, 2008 (Revised Forecast) include: 127.0 billion yen for voice transmission, 56.0 billion yen for data transmission, 234.0 billion yen for leased circuit, 1.0 billion yen for telegraph, 4.0 billion yen for R&D facilities, and 18.0 billion yen for Joint Facilities, and others for NTT East; 164.0 billion yen for voice transmission, 44.0 billion yen for data transmission, 192.0 billion yen for leased circuit, 1.0 billion yen for telegraph, 3.0 billion yen for R&D facilities, and 11.0 billion yen for Joint Facilities, and others for NTT West; and 47.0 billion yen for voice transmission, 17.0 billion yen for data transmission, 5.0 billion yen for leased circuit, 1.0 billion yen for R&D facilities, and 40.0 billion yen for Joint Facilities, and others for NTT Communications.   2 Capital Investments of NTT East and NTT West for fiscal year ending Mar. 31, 2008 (Revised Forecast) include approximately 200.0 billion yen and 170.0 billion yen for optical fiber related investment in NTT East and in NTT West respectively. Coverage rates of optical fiber are expected to be 90% for NTT East and 88% for NTT West as of Mar. 31, 2008. Copyright (c) 2007 Nippon telegraph and telephone corporation