Buy a ticket to watch a game at Toda Rowing Course. If there's nothing on while you're in the area, you might like to check if the stadium offers a guided tour of the facilities.
When you've spent a bit of time at this sporting facility in Toda, why not make your way to Sunshine City Shopping Mall, Rikkyo University, and Sunshine Aquarium? They're not too far from Toda Rowing Course and also popular with many travelers.