Because Japan has a rainy season ( tsuyu ), sunflowers are also seen as the flower that waits out the gray and explodes into color the moment the sun returns. But what happens when the sun never returns? That is the question posed by "Himawari wa Yoru ni Saku."
“That’s all blooming means sometimes. Just showing up in the dark.” himawari wa yoru ni saku
And you are blooming perfectly in the dark. Because Japan has a rainy season ( tsuyu