As promised, I think this 2 link will give you the best food available in JB.
http://www.misstamchiak.com/malaysia...th-johor-kaki/
http://www.misstamchiak.com/jb-food-trail-part-2/
the varieties wide enough for any selection.
Roti prata, rojak, noodle soup, duck rice, wanton noodle and many others.
Although I cannot tell how far are those places?