noun which may take the genitive case particle 'no', noun
seaside; by the sea
Colloquial noun meaning the area right next to the sea; often used in casual conversation. Functions as a noun or with の to modify another noun.
See also: 縁 (へり)
海っぺりの道を散歩するのが好きだ。
I like walking along the seaside road.
あの民宿は海っぺりにあるから、部屋から海が見えるよ。
That guesthouse is right by the sea, so you can see the ocean from the room.
海辺 is the standard neutral word for 'seaside' or 'beach area'. 海っぺり is more colloquial and emphasizes being right at the water's edge.
海岸 is a formal term for 'coast' or 'seashore'. 海っぺり is informal and used in everyday speech.
A colloquial compound of 海 (うみ, 'sea') and っぺり, a euphonic shift from へり (縁, 'edge'), meaning 'the edge of the sea'.