Yuki Midorikawa: 22 books

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.

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?!

Natsume's human friend Taki can only see yokai if they walk through one of her spell circles. Although many yokai see her spells as aggressive traps, putting her at risk of their retaliation, the latest yokai to pass through her circle may have something other than revenge in his heart. But is that any better...?

Much to his surprise, Takashi is settling into his new home. He's even making friends at school. So when some of the other kids invite him to a test of courage at the old abandoned high school, he joins in despite his reservations. But the rumors about the old school being haunted are absolutely true, and the spirit that lives there has a special hatred for humans!

Takashi is busy returning the names his grandmother trapped in her book and helping the local yokai with their problems. But he has to put his good deeds on hold when a black Nyanko Sensei look-alike snatches the Book of Friends! Takashi and the real Nyanko trail the bad cat to a secret yokai meeting. Will they be in time to stop the impostor's wicked plans?!

Takashi's quiet afternoon in the forest is disrupted when an angry spirit tries to possess him. He manages to dodge the spiritual attack, but he can't as easily avoid the yokai's pleas for help. Now he's tracking down an escaped evil spirit that threatens the life of the forest. But he's still learning...

Takashi thinks he's found a balance between yokai and friends when he goes with a group of classmates to a country inn for a marathon cram session before school starts again. But even the prosaic threat of homework can't keep the "other world" at bay, especially when the innkeeper has been dabbling in mermaid blood!

Takashi rescues a young boy named Kai from an abandoned house, where he had been locked in a box. But this isn't just a case of bullying gone too far. Kai has been complaining about being chased by ghosts. Does he see yokai too, or is there something darker going on?

Takashi Natsume can see the spirits and demons that hide from the rest of humanity. He has always been set apart from other people because of his gift, drifting from relative to relative, never fitting in. Now he's a troubled high school student who has come to live in the small town where his grandmother...

Takashi Natsume can see the spirits and demons that hide from the rest of humanity. He has always been set apart from other people because of his gift, drifting from relative to relative, never fitting in. Now he's a troubled high school student who has come to live in the small town where his grandmother...

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?

One of Natsume’s elementary school classmates is in town, but the unexpected reunion is for a dark purpose. Shibata knows Natsume’s secret, and threatens to expose it if Natsume doesn’t do what he says!

Natsume and Tanuma are spending a rainy day helping Taki clean up a storehouse full of her grandfather’s stuff. But old clothes and books aren’t the only things sealed away. The friends accidentally release a very angry yokai. Is teamwork enough to stop the yokai from going on a rampage?!

Intrigues abound in the world of professional exorcism, and Natsume wants nothing to do with it. But he has no choice when Matoba, head of a prominent exorcist clan, blackmails him into coming to an exorcist meeting. Is Natsume’s fate sealed when one of his special talents is exposed in front of Matoba?