These are Blue-eyed Grass or Nikisekiwashou in Japanese
However,
They seem to differ somewhat from the American sort of blue-eyed grass (sissyrinchiumatla) go to this page for comparison.
These are Blue-eyed Grass or Nikisekiwashou in Japanese
However,
They seem to differ somewhat from the American sort of blue-eyed grass (sissyrinchiumatla) go to this page for comparison.