When you go down to the first floor from the West Exit, you'll find stone benches in front of the coin lockers.
Although it's outdoors, the second floor acts as a roof, so you don't have to worry about the rain.

When you go down to the first floor from the West Exit, you'll find stone benches in front of the coin lockers.
Although it's outdoors, the second floor acts as a roof, so you don't have to worry about the rain.