Nabari no Ou - Season 1 - Eps 12: Purpose
When Miharu goes to visit Gau, Raimei tells him that Thobari told her about his promise to Yoite and says she'll help him. Miharu meets up with Yoite and retrieves the Izura Shingan scroll. He later announces to Kairōshū that he is joining them and gives them the scroll. Meanwhile, Banten, like Kairōshū, receives an invitation to an academy located in Kouga village. Yoite, Miharu, Raikō, and Yukimi set off toward it.
About Nabari no Ou

Title: Nabari no Ou
First Air Date: 2008-04-06
Last Air Date: 2008-09-29
Status: Ended
Rating: 7.4/10 (from 7 votes)
Language: JA
Seasons: 1
Total Episodes: 26
Network: TV Tokyo
Genres: Animation, Comedy, Drama, Sci-Fi & Fantasy
Production Companies: J.C.STAFF
Synopsis
In the shadows of this world, ninjas fight for control of an ancient technique which holds untold strength. This coveted power dwells within apathetic Miharu, a fact the guy really couldn't care less about - until the rival clans bring their battle to him. Now, he must choose a side if he hopes to survive - but when conflict is waged in secret, friend and foe prove difficult to tell apart.
Cast

Satoshi Hino
Kouichi Aizawa (voice)

Ayumi Fujimura
Raimei Shimizu (voice)

Mitsuki Saiga
Yoite (voice)

Rie Kugimiya
Miharu Rokujo (voice)

Daisuke Namikawa
Tobari Durandal Kumohira (voice)

Ryotaro Okiayu
Kotarou Fuuma (voice)

Akeno Watanabe
Saraba (voice)

Kimiko Koyama
Jūji Minami (voice)

Jouji Nakata
Tojuro Hattori (voice)

Yuri Amano
Ichiki (voice)