Don’t punch the yellow question blocks. There are no coins inside them, but you might lose some of your security deposit.
This is a short-term apartment in Tokyo available for rent from Airbnb. From the bedroom to the kitchen to the bathroom, it’s decorated for your inner plumber. It’s conveniently close to a train station. Do not slide down any pipes in the apartment—they’re purely decorative, not a form of transportation.
-via Rocket News 24