The Demon Slayer Village (Taijiya)
A secretive clan of professional monster hunters who forged specialized armor and weapons from demon bones, hides, and venom. The village served as guardians of the Shikon Jewel for generations until Naraku orchestrated a tragic massacre that wiped out Sango's entire family.
Sango & Hiraikotsu (Boomerang of Bones)
Purified Demon Bones · Chemical Poison Vials
Sango, the last adult survivor of the Taijiya clan, wields Hiraikotsu, a massive boomerang forged from the purified bones of giant demons. Later upgraded with medicinal poison-absorbing properties, Hiraikotsu can slice through heavy demonic barriers and return to its wielder.
Kohaku & Naraku's Shikon Puppet Curse
SPOILER!
Spider-Marked Resurrected Brother · Fragment Life-Support
Sango's younger brother Kohaku, murdered during Naraku's village trap and resurrected as a mindless puppet via a Shikon shard lodged in his back. Kohaku's tragic struggle between Naraku's mental control and his love for Sango drives major plot arcs.