Found while surfing:
I don't know why, but this is wrong...just plain ol' wrong.
Japanese Grow Square Watermelons
A round watermelon can take up a lot of room in a refrigerator and the usually round fruit sits awkwardly on refrigerator shelves. Smart Japanese farmers have forced their watermelons to grow into a square shape by forcing the melons to grow and mature inside square, tempered glass cases.
Japanese square watermelons...it's just...just...not American!