日

The sun is rising out through the window.
by EloraK

"口 (opening) and 一 (one) Mở cửa sổ (口) đón 1 mặt trời (日), chào 1 ngày mới đến (一)"
by lkhalliera

sun is day one opening
by jeonnebula

The sun is larger than our earth
by Thep