I'm not being racist (I myself am Korean) but I bet this game will sell shit loads; it's the closest thing to killing real Japanese people they can get that is legal.
Well either take the image URL, ending in .jpg or .png or an image file format, and use the "insert image" button and paste the image link there, or just copy and paste the picture into the status field and it will upload as an attachment and show up in your post.