If your trip to Isumi is all locked in but your travel itinerary is a bit on the empty side, let us give you a helping hand.There's nothing more enjoyable than discovering new places. While you're in town, Onjuku Beach and Ohara Onjuku Golf Course ought to be among them. If you still have loads of energy and room on your schedule, Birthplace Monument of Traffic and Friendship between Japan, Spain and Mexico also awaits.