The flowers in Raiden Ei’s hair are generally described as balloon flowers or a balloon-flower-like design, and some fans also compare them to morning glories or related purple blossoms. The most common lore interpretation is that they symbolize longing for a loved one’s return or missing a dear friend.

What people usually call them

  • Balloon flower is the most common answer in fan discussions.
  • Some sources and fan descriptions call them platycodon , which is the botanical name for balloon flower.
  • Others describe the design as inspired by morning glories or a mix of similar flowers.

Meaning in the design

The flower is often read as carrying a quiet, emotional meaning rather than just decoration. One widely shared interpretation is that it represents missing someone and hoping for their return.

In short

If you want the simplest answer: they’re usually identified as balloon flowers / platycodon.