Is it from 7:00 in the morning? Every 15 minutes a...

Is it from 7:00 in the morning? Every 15 minutes at City Hall .......

A bright person shines
I want to sleep late but keep waking up
It was okay except that
The pool is out of seat, so you have to wait for it
It was a shade from around 2 o'clock, so it was a bit cold in summer