If your trip to Koka is all booked but your itinerary is a little on the empty side, let us give you a few hints and tips.Nothing beats exploring new places. While you're staying in town, Moku Moku Farm and Kokano-sato Ninjutsumura ought to be among them. If you still have plenty of stamina and space on your travel itinerary, Tsuchiyama Service Area is also calling your name.