Ключевые слова: april, asia, blue sky, bush, circumstance, early summer, east asia, eco, ecology, ecology image, emptiness, empty lot, environ, environment, first summer, foliage, fresh, fresh vegetation, glass, grass, grassland, grassy place, green, herb, hirakata, invigorating, japan, kansai, kinki, kinki region, leaf, leaves, nature, new green leaves, new leaves, open field, osaka, osaka prefecture, plant, prairie, refreshing, reviving, riverbed, savanna, savannah, sky, spring, springtime, steppe, surroundings, vegetation, verdure, yodogawa, young leaves,