イギリス (igirisu) means “the UK, UK”

More examples

夏休みにイギリスへ行きました。natsu yasu mi ni i gi ri su e i ki ma shi ta

I went to the UK during summer vacation.

兄はイギリスに住んでいます。ani wa i gi ri su ni su n de i ma su

My older brother lives in the UK.

連合王国rengōōkoku: An official name for the country consisting of England, Scotland, Wales, and Northern Ireland.

ヨーロッパ西部にある、イングランド、スコットランド、ウェールズ、北アイルランドから成る国。yō ro ppa sei bu ni a ru i n gu ra n do su ko tto ra n do wē ru zu kita a i ru ra n do ka ra na ru kuni

イギリス (igirisu) comes through Portuguese inglês, meaning "English," and became a Japanese name for England and later the United Kingdom.

In English, the UK includes England, Scotland, Wales, and Northern Ireland, while Great Britain refers only to the island containing the first three.