What’s up with the subtitles for the drama that comes out in the US

(1)Is this fish from Japan
(2)You don’t have to ask
(3)Shouldn’t the girl ask if the fish is from Japan
(4)What’s wrong with him
(5)Because of the girl’s radiation
(6)Korean version and Daedongsoi
(7)Japanese version
(8)Shouldn’t the girl ask if the fish came from Japan
(9)Since it’s a girl’s birthday, Sun