Eating sweet, refreshing watermelon is a popular way to combat the summer heat. In Japan, seasonal festivities wouldn't be quite the same without it. Appropriately named, watermelon consists of 90% water and is filled with nutrients that protect the body against heat fatigue. Visit a top production area where farmers are hard at work making the largest, sweetest watermelons possible. Also feast your eyes on colorful varieties and innovative dishes that make use of the rinds.