Yubinbango104-0031 
Chuo-ku Kyobashi 3-3-10 first Shimomura Building 6th floor

(→ be seen in Google Maps )  

Tokyo Metro Ginza Line Kyobashi 1-minute walk from Station 
3-minute walk from Tokyo Metro Yurakucho Line Ginza one-chome Station 
JR Yurakucho Station Kyobashi port 6-minute walk from the 
7-minute walk from JR Tokyo Station Yaesu mouth 
"is just behind Tokyo Square Garden of Kyobashi station directly connected"