Aino

It is also used in Japan as a woman’s name, the most common kanji is 愛乃, approximately meaning “belonging to love.”.

Aino is also Swedish. The name day for Aino in Sweden is June 13.

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Sources: https://forebears.io/x/forenames/aino
https://en.m.wikipedia.org/wiki/Aino_(given_name)

Also Estonian: https://et.wikipedia.org/wiki/Aino [noted -ed]

This name is very popular in Finland, but also very special. I'm told by a native Finn that "not just anyone" can be an Aino; it has a lot of meaning that is lost once it's taken outside the culture, given its strong link to the Kalevala (probably THE source of Finnish nationalism and culture).