Natsume and his friends stumble into a ghostly treasure hunt when they hear about a haunted painting. His friends are eager to investigate, but Natsume suspects it might involve a dangerous yokai. To protect his friends, Natsume goes along with the quest, but the strain of keeping them in the dark is starting to show. Will Natsume ever be able to tell them the truth? -- VIZ Media

Natsume learns that no good deed goes unpunished when an irate yokai accuses him of stealing her ring when she came to the Fujiwara house to get her name returned. Natsume thinks he knows where the ring has disappeared to, but can he find it in time, or will the place he’s come to think of as home be destroyed by the vengeful yokai?! -- VIZ Media

Even though Natsume is getting better at dealing with yokai, he still tries to stay uninvolved. But when he runs into a yokai with his head stuck in a jar, Natsume can’t leave him to suffer. But the yokai’s idea of a gift of gratitude turns Natsume into a little kid with no memories of his current life! -- VIZ Media

Natsume and his friends are visiting an old inn to see a yokai exhibition, but a sudden storm extends their visit into an overnight stay. All should be well, since the inn has a charmed door curtain that welcomes good spirits and keeps out evil. But tonight of all nights, they forget to put it out! Can Natsume and his friends protect the inn without endangering the friendly local yokai?! -- VIZ Media

Nyanko Sensei hasn’t been home in days, and Natsume is starting to get worried. He knows Sensei left in a party mood, but he has no idea where his friend and bodyguard was headed. And now there are rumors of evil spirits from the east heading to the local forest. Will Natsume have to face this threat all on his own? -- VIZ Media

When Reiko was Takashi's age, she bound the names of demons and spirits in her Book of Friends, enslaving them to her capricious whim. Now Takashi is the owner of the book, and the creatures will do anything to get their names back. -- VIZ Media

Takashi Natsume is a troubled high school student that is able to see spirits and demons, and has inherited a "book of friends" that contains the bound names of enslaved spirits and demons that are willing to do anything to get their names back.