What was Niwa Niki's 丹羽仁希 sandy beach? English Twitter Facebook はてブ Google+ Pocket LINE 2019.08.08 Niwa Niki 丹羽仁希renewed Instagram official account on August 7,2019. Niwa Niki 丹羽仁希has released a photo of fireworks on the sandy beach. It seems that Niwa Niki 丹羽仁希did fireworks on location.