This is so cool. You can listen to #IU’s "Rain Drop" in Japanese and Korean at the same time. It’s amazing how our brain can process both at the same time. I can switch between the two languages at will.
[Audio] IU – Rain Drop [L:Japanese/R:Korean] by HL7402 on YouTube
Oh, it’s best to listen with earphones or headphones. The magic won’t work with speakers. Not to mention, you won’t hear IU’s perfect and soothing voice singing both version.