Inu Yasha 3 in 1 Edition volume 15 collects volumes 43-45 in omnibus format and features story and art by Rumiko Takahashi.

Inuyasha embarks on a quest to learn how to properly handle his blade Tetsusaiga. Unfortunately, the master trainer he seeks has problems of his own. Can Inuyasha solve them without accidentally slaying innocent women, children and even harmless demons?

Then, Inuyasha must rescue wolf demon Koga, his rival for Kagome's affections - but at what terrible price?! And when one of Naraku's plans backfires, the evil schemer must face an internal enemy as well as Moryomaru. Has Naraku finally met his match in the form of one of his own creations...?