This is the 7900th most frequent Japanese word.
在留
"在留" means "residence" or "stay" in the context of living or remaining in a place, often used regarding foreign residence.
Here, "在留" is used to mean 'residence,' referring to official permission to reside in a location.
私は日本での在留許可を申請しました。
I applied for a residence permit in Japan.
In this context, "在留" refers to the act of residing for an extended duration.
その国で長期間在留することは法律で制限されています。
In that country, staying for a long period of residence is legally restricted.
"在留" in this sentence denotes the period during which one resides somewhere, emphasizing the experiential aspect.