noun
one's own apartment
Refers to an apartment that one owns or lives in, as opposed to a rented apartment or someone else's. Often used in contexts like home insurance, renovation, or personal property.
See also: マンション
自宅マンションのローンを返済中です。
I'm paying off the mortgage on my apartment.
自宅マンションをリフォームする予定です。
I plan to renovate my apartment.