booked AA tix to Narita next May,will be going for 6 days..
then suddenly my fren punye fren cakap better pegi Osaka n Kyoto, then my frens want to make a trip from tokyo to osaka n kyoto. want to ask sifusss, is it worth it to travel to osaka n kyoto and by what transportation cheapest (shinkansen memang taklah!). and how many days should we be in both cities?

thnaksss