noun
Refers to birds of the genus Acrocephalus, especially the great reed warbler (オオヨシキリ) and the black-browed reed warbler (コヨシキリ). Usually written in katakana as ヨシキリ.
夏になると、ヨシキリが葦原でさえずる。
In summer, reed warblers sing in the reed beds.
オオヨシキリは大きな声で鳴く。
The great reed warbler calls with a loud voice.
The name likely derives from 葭 (yoshi, 'reed') and 切 (kiri, 'cut'), possibly referring to the bird's habit of cutting reeds or its sharp call. The exact origin is uncertain.