| ◊ | [ROSENET]Internet equipment maintenance(Aug.24) (August 20, 2010 up) |
| ◊ | [ROSENET]Internet equipment maintenance(Aug.19) (August 10, 2010 up) |
| ◊ | Information of Cable line maintenance work (6/7) (May 28, 2010 up) |
| ◊ | Temporary suspension of ROSENET(Internet) and CatvTelephone service (May 20th, 2010) (April 30, 2010 up) |
| ◊ | Temporary suspension of Cable TV, ROSENET(Internet), and CatvTelephone service (April 19th, 2010) (April 8, 2010 up) |
| ◊ | Temporary suspension of Cable TV, ROSENET(Internet), and CatvTelephone service (April 9th, 2010) (April 8, 2010 up) |
| ◊ | Internet Service and Telephone Service Maintenance (April 1, 2010 up) |
| ◊ | TV Service Maintenance (February 15th, 2010) (February 10, 2010 up) |
| ◊ | Cancel of TV Service Maintenance (February 10th, 2010) (February 10, 2010 up) |
| ◊ | TV Service Maintenance (February 9th and 10th, 2010) (February 8, 2010 up) |
| ◊ | Information of Cable line maintenance work (2/22) (February 4, 2010 up) |
| ◊ | TV Service Maintenance (January 26, 2010) (January 26, 2010 up) |
| ◊ | TV Service Maintenance (January 18, 2010) (January 18, 2010 up) |
| ◊ | [ROSENET]Server maintenance(Nov,30-Dec,1) (November 24, 2009 up) |
| ◊ | Information of Cable line maintenance work(11/30) (November 19, 2009 up) |
| ◊ | [ROSENET]Internet equipment maintenance(Nov, 12) (November 5, 2009 up) |
| ◊ | Mentenance of "Minato Ward Water Level & Rainfall Information Broadcast" (October 20, 2009 up) |
| ◊ | [ROSENET&Telephone Service]Maintenance(Oct,20) (October 16, 2009 up) |
| ◊ | [ROSENET]Internet equipment maintenance(Oct,20) (October 13, 2009 up) |
| ◊ | Temporary Suspension of Cable TV Service(Digital) (September 28, 2009 up) |
| ◊ | [ROSENET]Server maintenance (Sep,24) (September 24, 2009 up) |
| ◊ | Internet equipment maintenance (Sep,18) (September 14, 2009 up) |
| ◊ | Temporary Suspension of Cable Service (September 7, 2009 up) |
| ◊ | Server maintenance (Sep,17) (September 7, 2009 up) |
| ◊ | Internet backbone maintenance (Aug,26) (August 19, 2009 up) |
| ◊ | Temporary Suspension of Cable Service (March 6, 2009 up) |
| ◊ | Cable facilities maintenance (March,2009) (March 4, 2009 up) |
| ◊ | Notice of the maintenance of Internet service. (January 8, 2009 up) |
| ◊ | Notice of the maintenance of Internet service. (December 3, 2008 up) |
| ◊ | Temporary Suspension of Cable Service (September 8, 2008 up) |
| ◊ | Temporary Suspension of Cable Service (September 3, 2007 up) |
| ◊ | Temporary Suspension of TV Service (May 17, 2007 up) |
| ◊ | Temporary Suspension of TV Service (February 22, 2007 up) |
| ◊ | Temporary Suspension of Cable Service (September 4, 2006 up) |
