Meaning of カラ in Japanese

Maria Callas was a famous opera singer.

Forty percent of the workforce are white-collar workers, most of whom have some of the most tedious and idiotic jobs ever concocted.

Why are, depending on the company, blue-collar workers better paid than white-collar ones?

Karaoke, TV games, videos and a fridge ... love hotels nowadays really have everything.

A certain movie was novelized - rather it was a scenario written for a movie that was expanded as a novel and localized to Japanese.

With the colour key program system, all colours are divided into two palettes, the "cool palette" and the "warm palette".

Argument continues about the "White collar exemption" that exempts specific white collar workers from the "8 hours in 1 day, 40 hours a week," working hours fixed by the Labour Standards Act.

I don't like the atmosphere of that school.

The karaoke shop is especially crowded on Saturdays.

Crows like Tokyo because it is warmer in the city than in the suburbs, and it's bright at night.