4.2 Watch the second part and complete Kihachiro Aratake's story.This is Kihachiro Aratake - he's a He was divingnear the ... of Yonaguni when he found somethingamazing. It looked like a small 3 under the water.It had 4 steps and tall trovers. One stone hadstrange marks - was it ancient writing? Somethink this structure is over 10, 000 years old. They sayit was once above the water.​