If it's what I'm thinking of it's
THIS. It's in Tokyo.
Closest Stations
JR Chuo/Sobu Line
Shinanomachi Station Sendagaya Station
Tokyo Metro Ginza Line
Gaienmae Station Aoyama-icchome Station
Tokyo Metro Hanzomon Line Toei Subway Oedo Line
Aoyama-icchome Station
Toei Subway Oedo Line
National Stadium Station