March 1st, 2007 March 2nd, 2007 Update March 5th, 2007 Update March 8th, 2007 Update March 9th, 2007 Update March 12th, 2007 Update SOFTBANK TELECOM Corp.

Maintenance work for new E-mail server construction

Dear Customer, Thank you very much for using SpinNet. To enhance the credibility of our E-mail service, we will install new E-mail servers. According to installation of new E-mail servers, maintenance works will be done as below. Please note that customers no need to change any E-mail settings in their PCs due to this maintenance work.

Details are as follows;

Extended Domains: Implementation schedule: hma.att.ne.jp zaa.att.ne.jp 2007/03/07 (Wed.) 0:00 - 2007/03/09 (Fri.) 0:00 tka.att.ne.jp yha.att.ne.jp zab.att.ne.jp zag.att.ne.jp 2007/03/09 (Fri.) 0:00a.m. - 2007/03/11 (Sun.) 10:00a.m. tkc.att.ne.jp yhb.att.ne.jp zad.att.ne.jp zak.att.ne.jp 2007/03/09 (Fri.) 0:00a.m. - 2007/03/12 (Mon.) 10:00a.m. tkb.att.ne.jp tkf.att.ne.jp yhc.att.ne.jp zam.att.ne.jp 2007/03/12 (Mon.) 12:00p.m. - 2007/03/13 (Tue.) 12:00p.m. osa.att.ne.jp spa.att.ne.jp zah.att.ne.jp zas.att.ne.jp 2007/03/12 (Mon.) 12:00p.m. - 2007/03/14 (Wed.) 12:00p.m. tkg.att.ne.jp osb.att.ne.jp naa.att.ne.jp zac.att.ne.jp 2007/03/14 (Wed.) 12:00p.m. - 2007/03/15 (Thu.) 12:00p.m. tkh.att.ne.jp wta.att.ne.jp zae.att.ne.jp zar.att.ne.jp 2007/03/14 (Wed.) 12:00p.m. - 2007/03/16 (Fri.) 12:00p.m. tkd.att.ne.jp fka.att.ne.jp zat.att.ne.jp zap.att.ne.jp 2007/03/16 (Fri.) 12:00p.m. - 2007/03/17 (Sat.) 12:00p.m. tkm.att.ne.jp sta.att.ne.jp sda.att.ne.jp hsa.att.ne.jp zaf.att.ne.jp 2007/03/16 (Fri.) 12:00p.m. - 2007/03/18 (Sun.) 12:00p.m. tke.att.ne.jp kba.att.ne.jp cba.att.ne.jp iea.att.ne.jp zau.att.ne.jp 2007/03/18 (Sun.) 12:00p.m. - 2007/03/19 (Mon.) 12:00p.m. tkk.att.ne.jp iwa.att.ne.jp kta.att.ne.jp ona.att.ne.jp 2007/03/18 (Sun.) 12:00p.m. - 2007/03/20 (Tue.) 12:00p.m. Effects: Customers will not be able to use the following services for about 30 minutes during the above period. However it is depending on each customers. - Changing registered information at "Users' Information Change" - Sending and receiving E-mails - Using MYHOME.mail - Using MYHOME.web

* Note In case you leave a copy of messages on server, you might receive again the messages which you have already downloaded when receiving right after the change of settings. However, it is depending on the setting of your E-mail software.

If you have further questions, please feel free to contact us. We appreciate your understanding and cooperation.

SpinNet is providing more reliable and enhanced E-mail system. We apologize for any inconvenience this may cause.

Thank you very much for your understanding and cooperation in advance.

** Work completed **