Naruto Jinraiden: The Day the Wolf Howled

is an original story written by Akira Higashiyama and illustrated by Masashi Kishimoto.

Summary
Set shortly after the death of Itachi, Sasuke Uchiha journeys to Howling Wolf Village, where Itachi's eye medicine was produced. There, he meets Reishi and Kina, two local brothers with whom Itachi was acquainted, and tries to learn more about his brother's motivations while helping the two battle shinobi from a rival clan and a wolf-like beast from local legend.