General word for light from the sun; used in everyday and literary contexts.
Sunlight is streaming into the room.
Exposure to sunlight produces vitamin D.
Nikkō (city in Tochigi)
Proper noun referring to the city in Tochigi Prefecture, famous for its shrines and temples.
I plan to travel to Nikkō next month.
I like basking in the sunlight at the park on my days off.
Sunlight falls on this room all day long.
I blocked the sunlight with the curtains.
I dried the laundry by exposing it to sunlight.
heliotherapy; sun therapy
Nikko day lily; orange-yellow day lily