YOU SAID:
i went to the sea shore to sell bananas
INTO JAPANESE
私はバナナを売るために海岸に行きました
BACK INTO ENGLISH
I went to the beach to sell bananas
INTO JAPANESE
私はバナナを売るために浜に行きました
BACK INTO ENGLISH
I went to the beach to sell bananas
That didn't even make that much sense in English.