. >> after he saw the shining triangle, it occurred to him that it might be even more fantastic if moonlight creates the shape. that would require a special situation. the triangle emerges around the summer solstice when sun rises to its highest position in the year. if if the moon goes up to the same point, the moonlight might project a triangle. but one problem remains. even at its brightest, the moon is just a fraction as powerful as the sun. he looked up all upcoming moon dates and found one that could provide the perfect setting. on the winter solstice in 2010 a full moon will come up to the perfect location, a once in 19 years occurrence. >> translator: if i let this chance slip, i have to wait for 19 years. how old will i be there? i might not be around anymore. three days before the winter solstice, he started preparing with friends from the area. uchida understands his idea and offers to help. to allow as much moonlight as possible to reach the rocks, they're cutting off some branches. there had been no trees in ogimagaishi until about 30 years ago. uchida remembered what it looked