In Osaka, apparently. The writing says that the 23rd of each month is SEGA Day.

But EVERY day is SEGA day?

THE SEGA DOORMAT IN A VARIETY OF RESOLUTIONS:

  • 640×480
  • 800×600
  • 1024×768
  • 1152×864
  • 1280×960
  • 1280×720
  • 1280×768
  • Original – 2592×1944