Why is haiku based on nature?

Answer 1

Not all haikus are

Based on nature. But they seem

As if most do that.

Answer 2

Haiku is based on nature because it originated in Japan where nature is deeply revered and considered a source of inspiration and spiritual connection. The brevity and simplicity of haiku allow for a focused portrayal of natural scenes, capturing fleeting moments and the essence of the natural world. This connection to nature helps evoke emotions and create a sense of tranquility and mindfulness in the reader.