Explanation
Expresses 'somewhere', used when the specific location is unknown or uncertain.
Formation
どこか + (Particle, if needed) + Verb/Noun/Adjective
Detailed explanation
The grammar point どこか is used when the speaker wants to express that something is happening or located 'somewhere', but the exact location is either unknown or uncertain. It can be used by itself or combined with other words.
Examples
どこかで財布をなくしました。
Dokoka de saifu wo nakushimashita.
I lost my wallet somewhere.
今日はどこかに行きたいです。
Kyou wa dokoka ni ikitai desu.
I want to go somewhere today.
どこか安いレストランがありますか？
Dokoka yasui resutoran ga arimasu ka?
Is there a cheap restaurant somewhere?
どこか静かな場所で勉強したい。
Dokoka shizuka na basho de benkyou shitai.
I want to study in a quiet place somewhere.
Practice
Grammar content sourced from hanabira.org.