A bō-hiya (棒火矢) was an early Japanese rocket launcher and development of the fire arrow. == History and description == Fire arrows of some type have been used in Japan as far back as the 6th century where they are said to have been used during a military campaign in Korea.
A bō-hiya (棒火矢) was an early Japanese rocket launcher and development of the fire arrow. == History and description == Fire arrows of some type have been used in Japan as far back as the 6th century where they are said to have been used during a military campaign in Korea.
Source: Wikipedia "Bō-hiya" · CC BY-SA 4.0
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