yagami hayate

A major character in Mahou Shoujo Lyrical Nanoha A's and later. A friend Takamachi Nanoha and Fate Testarossa, she is effectively the third main character. Her seiyuu is Ueda Kana.

Her devices are Schwertkreuz and the Tome of the Night Sky.
In Reflection, her devices are replaced by Rod, and Grimoire in Detonation.