"Kitty"
The 7th generation Main server "Kitty"
Since 2019
Connection to SSL:443
"Kitty"
Contact to : noc@yuasa.info
Server History:
| Generation | CodeName | Run Date | OS | Bit | Picture |
| 1st | From 2000 | Windows NT 4.0 Server | 32 | ||
| 2nd | to 2008 | Windows 2000 Server | 32 | ||
| 3rd | Piri | 2008 to 2013.02 | Windows Server 2003 R2 | 32 | |
| 4th | Piri1 | 2013.02 to 2014.11 | Windows Server 2008 | 32 | |
| 5th | Maa | 2014.11 to 2017.06 | Windows Server 2008 | 32 |
 |
| 6th | Mona | 2017.06 to 2019.06 | Windows Server 2008 R2 | 64 |
 |
| 7th | Kitty | 2019.07 to Now | Nondisclosure* | 64 |
|
*The specification of the server under real operation is not
exhibited.