Episode 44 (Hanyō no Yashahime)

When the Grim Comet Falls is the forty-forth episode of Hanyō no Yashahime, and the twentieth episode of the second season titled "The Second Act."

Synopsis

 * 1) Osamu Kirin and the Half-Demon Princesses pull out all the stops to try and obliterate the Grim Comet whole in the modern era.
 * 2) Inuyasha and his gang are fending off increasing hordes of demons, with Sango demonstrating the greater destructive power of her Black Hiraikotsu.
 * 3) Rion draws in the supreme mystical powers from within Mount Musubi to call upon an ancient power that can suppress Kirinmaru.

Summary
To be added

Trivia

 * Rin is seen wearing the purple kimono she had worn in three-year epilogue of the original anime again instead of the white one she had been donned since being released from the Silver Scale Curse.
 * Kaede is seen firing sacred arrows for the very first time, a feat she says is the extent of her powers.
 * Shippō's foxfire attack is green instead of blue.
 * Miroku returns to wearing his outfit of the original anime.
 * The true form/self of the Grim Comet is revealed: A pale blue glowing material. It can produce intense waves of miasma as well form various demons from the infinite amounts of pure demonic-stellar energies it contains.
 * Sango's new-and-improved Black Hiraikotsu can freely purify evil demons/spirits, having been infused with Kin'u's great Buddhist/spiritual power.
 * Twin Azure Dragon Wave gets an additional upgrade by being used in conjunction with the Grim Comet's infinite stellar and demonic energies, being called Shooting Star Azure Dragon Wave.
 * The of, , is seen in images Osamu Kirin shows Kirinmaru, as is the  of ,.