also: アメニティーグッズ
noun
toiletries; amenity goods
Refers to complimentary personal care items provided at hotels, ryokan, or similar accommodations, such as toothbrushes, razors, shampoo, and slippers. Wasei-eigo; not used for general 'amenities' like pools or gyms.
wasei-eigo (Japanese-coined English), from amenity goods
このホテルはアメニティグッズが充実している。
This hotel has a good selection of toiletries.
旅行用のアメニティグッズを買い忘れた。
I forgot to buy travel-sized toiletries.
アメニティ alone can refer to facilities or pleasant features of a place, while アメニティグッズ specifically means the complimentary toiletry items.
Wasei-eigo from English 'amenity' + 'goods'. The meaning is narrower than the English source words, limited to complimentary toiletries.