- For other articles with the name "Humming Bird", see Humming Bird (disambiguation).
Humming Bird (Instrumental) is the instrumental version of Tsumugi Kotobuki's song "Humming Bird", produced by Pony Canyon and published on 26 August 2009 within Tsumugi's Character Image Song volume.
The song was written by Shouko Ohmori and composed and arranged by Naoki Oka.
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