This is the Hair Plus Salon on 2nd Street, just a few steps west of Western Avenue.
Korean-run hair shop catering mostly to older Korean women.
The owner always keeps the front door locked even during business hours. You must knock.
Usual business hours are 11 am to 4 pm, Monday to Friday. Can be open as early as 9:00 am and as late as 7:00 pm on some days.