upskirt

The Japan Times Mar.15の記事から引用します。

Japan OKs bill to reform sexual offense charge and raise age of consent
Among other things, the bill will make upskirting and producing images of genitalia without consent crimes punishable under the Penal Code.

"upskirt" を調べます。
・Oxford English Dictionary: (of a photo or video) showing under somebody's skirt or dress without their knowledge or permission: The man was caught taking upskirt photos in a supermarket.
・Wiktionary: Designating a voyeuristic image of the view up a woman's skirt.
・Cambridge English Dictionary: the activity, illegal in some places, of taking a photograph or video from a position that allows someone to look up inside a woman's dress or skirt, without the woman's permission: The term "upskirting" refers to people using cell phones or any small camera to surreptitiously take pictures up women's skirts.
・Word Spy: A video, usually taken inside a crowded location such as a shopping mall, that is shot up a woman's skirt.

忘れていましたが、"upskirt" は９年近く前（6/10/2014）に取り上げていました。 この単語が使われるニュースは滅多にない方が良いです。