OPPOのwaterfall displayが冒険的過ぎる!! http://razzcat.net/2019/07/30/oppo%e3%81%aewaterfall-display%e3%81%8c%e5%86%92%e9%99%ba%e7%9a%84%e9%81%8e%e3%81%8e%e3%82%8b%ef%bc%81%ef%bc%81/