noun
window film; window tint; tinting film
Refers to the dark film applied to vehicle windows for privacy, UV protection, or heat reduction. Wasei-eigo from English 'smoke film'.
wasei-eigo (Japanese-coined English), from smoke film
車の窓にスモークフィルムを貼った。
I put window tint film on the car windows.
スモークフィルムの濃さは法律で制限されて
The darkness of window tint is restricted by law.