(From the publisher):
As the trouble continues to take root in the Sea of Trees a mysterious ninja from Sasuke's past sprouts out and literally stops Kyo and the band dead in their tracks with a ninja shadow technique. But nothing can really hold this dynamite group for long and they soon decide to head toward the ominous "Hell's Gate" where Kyo is about to let it all break loose.
Original title: サムライ ディーパー キョウ
Genre: Fiction→ Fantasy→ Historical