[Mikey]

hi guys i'm planning a trip with my friends to go to japan and korea for 3 week next year. i've been trying to look for cheap flight and airlines that will fly from narita airport to seoul korea, but i can't seem to find any that is cheap. i come from australia and my flight to japan is only $400 so i won't to try and find a flight that is about the same price. does anyone know any cheap no frills japanese airlines that fly to korea?

i don't mind if the website is in japanese or english as i can read both

thanks