The document discusses Skype's acquisition by NTT, KDDI, and au for 140 billion yen. It also discusses mixi and Facebook, noting differences in their privacy settings and search features. Mixi allows searching by school, while Facebook allows finding friends through browser history. The document recommends reviewing privacy settings on both sites.

1. 97 45 18
Skype
( ) 1

2. 2011 7 13
NTT 1 3.15
160 70
KDDI au 1 3.15
100 50
140 OK
1 3.15 /
140 70
1 2.1
160 70
http://sankei.jp.msn.com/economy/news/110601/biz11060115440034-n1.htm
( ) 2

3. ×
Facebook
( ) 3

4. mixi Facebook
mixi Facebook
( ) 4

5. mixi
http://mixi.jp/rules.pl
( ) 5

6. mixi
https://mixi.jp/search_school.pl
( ) 6

7. mixi
http://mixi.jp/search.pl
http://mixi.jp/edit_account_search_privacy.pl
( ) 7

8. Facebook 13 Facebook
https://www.facebook.com/help/?faq=163488517047107
( ) 8

9. Facebook
https://www.facebook.com/find-friends/browser/
( ) 9