is a 1998 Japanese kaiju film directed by Okihiro Yoneda, written by Masumi Suetani, and produced by Shōgo Tomiyama. Produced and distributed by Toho Studios, it is the final film in the Rebirth of Mothra trilogy, following the previous year's Rebirth of Mothra II.

Plot

The Elias sisters, Moll and Lora, attempt to stop their vengeful sister, Belvera from seeking the secret power of the Elias Triangle, three power units that can transform the sisters' daggers into powerful swords. Belvera succeeds, but is thwarted by her sisters' pet, Fairy, and fails to retrieve the proper unit for her dagger while Moll and Lora end up with one for the former.