| Property | Value |
| Name | Yasuyuki Yamaguchi |
| Organization | Yamaguchi Kikaku Sekkei Ltd. |
| webmaster@yks.co.jp | |
| Address | 1440-1 Yamaguchi |
| Zip Code | 3591145 |
| City | Tokorozawa-shi |
| State | Saitama |
| Country | JP |
| Phone | +81.9999999999 |
| NameServer | ns2.admiral.ne.jp |
| Created | 2005-12-04 00:00:00 |
| Changed | 2016-10-31 00:00:00 |
| Expires | 2017-12-04 00:00:00 |
| Registrar | GMO INTERNET, INC. D |