Ключевые слова: april, attractions, beautiful, blue, blue sky, cute, empty, flowers, friendly, green, in full bloom, japan, journey, kyushu, landscape, mountain, nakatsu, nakatsushi, natural, natural landscape, nemophila, oita, oita prefecture, outdoor, petals, plants, refreshing, rocky mountain, scenic spots, spring, suburban, sunset and evening scenery, tourism, tourist attractions, travel, trees, valley, views, yabakei, yamakuni river,