E1 - The Cat and the Book of Friends

Aired: July 08, 2008

Natsume discovers that the heirloom "Book of Friends" that his grandmother, Reiko, gave him possesses the names of the spirits she defeated and bound to her will. Assisted by a cat whom Natsume addresses as Nyanko-Sensei (lit. Master Little Meow), Natsume aims to return all of the names to their rightful owners.

E2 - The Dew God's Small Shrine

Aired: July 15, 2008

Natsume is visited by the village's local god who is currently fading because of the lack of devotees.

E3 - The Mysterious Person at the Eight Fields

Aired: July 22, 2008

Natsume is implored to help spirits who are currently being exorcised. He finds a kindred spirit in Tanuma, a boy who also senses spirits although not as powerful as Natsume.

E4 - Shigure and the Girl

Aired: July 29, 2008

Natsume's secret is found out by Sasada, the class president, during the "Trial of Courage." She asks for his help to find the spirit that lives in the abandoned school. Natsume denies the fact that he can see anything, but she won't take no for an answer. Meanwhile, the spirit, Shigure, captures the rest of their school mates, in fury of the school being torn down...

E5 - Heart-Colored Ticket

Aired: August 05, 2008

Natsume comes across an old ticket in Reiko's belongings and decides to go to the abandoned train station to see why she kept it. There, he meets a slow witted spirit named Santo, who was waiting for Reiko the entire time to go Kiriganuma, to see and make up with his friend, Mikuri, but the trip isn't as easy as it first seems...

E6 - Swallow at the Lake Bottom

Aired: August 12, 2008

Natsume goes to a dam and finds a town that had been submerged in water. Just then, Natsume gets possessed by a yokai and falls unconscious.

E7 - The Little Fox's Hat

Aired: August 19, 2008

Natsume goes to a hot spring for a school trip, with an errand from Shigeru to pick up teacups from a near by pottery. While there he meets and helps a little fox spirit, who quickly grows attached to him.

E8 - Fleeting Light

Aired: August 26, 2008

Natsume meets a spirit who used to be friends with a man who could also see spirits, but one day lost this ability.

E9 - Ayakashi Exorcism

Aired: September 02, 2008

Natsume meets a popular actor named Natori Shuuichi who can also see spirits, and has a side job as an exorcist.

E10 - Asagi's Koto

Aired: September 09, 2008

Natsume is possessed by a sick koto player, whose friend wants her to be able to play one last time.

E11 - Nyanko's Book of Boredom

Aired: September 16, 2008

When Natsume finally has enough of Nyanko's behavior Nyanko leaves, wandering about by himself and causing trouble.

E12 - Five Day Mark

Aired: September 23, 2008

Natsume is cursed by an evil spirit which is sealed to a tree, not wanting to trouble his adopted family, he decided to run away from home.

E13 - Autumn Banquet

Aired: September 30, 2008

Tanuma finds out Nyanko-Sensei is a spirit. Tanuma and Natsume enjoy the autumn festival and previous acquaintances are seen again.