Bellowing Spring Shortswords

Bellowing Spring Shortswords (春殷短刀, Haruin Tantō), otherwise known as Bellowing Spring (春殷, Haruin) are a pair of which have been conceptualized and redesigned by their blacksmith, Yoshihira, after witnessing the failure of 's own, similar weapons.

Trivia

 * The Bellowing Spring Shortswords are a specific reference to one of the and the beasts that embody them. In this case, spring is a referral to.