- 07/05/11
- Center Hotel Tokyo opens renewedly.
- 07/04/27
- Center Hotel Tokyo enters repair work.
- 05/08/01
- The lobby became a wireless area of the Internet.The desktop personal computer is set up in the lobby.It is 100 yen for ten minutes.
- 04/12/01
- CNN & KNTV are broadcasting. (KNTV = Korea Now Television)
- 08/05/03
- Center Hotel Osaka opens renewedly.
- 07/09/25
- JONOYA(restaurant) opens newly. Breakfast is not available.
- 07/07/13
- KAPPOUGI(restaurant) opens newly. Breakfast is not available.