Riku Tachibana seems to be an ordinary middle school student with the worries of what club to join. His unique feature is that he makes odd hand...

The news of Yamase's disappearance has reached Chi-ryuu Toujinshi Ujiyama and Yuuma Asuka, who has just defeated a Toujinshi of the Ten-ryuu with his...

Following a lead from his grandpa's notes, Riku goes to Ooiwasai to search for some more In. Soon after, he is attacked by Misasa, a Chi-ryuu...

Following a lead from their new friend, Masaomi, Riku and Kogenta go to the mountain region of Myoureizan in search of the In for "Saikaidou...

One night, Masaomi explains to Riku about what Toujinshi and Shikigami are, and why the Ten-ryuu and the Chi-ryuu are currently fighting. It seems...

Kogenta really wants Riku to start training, but Riku doesn't know how to go about it. Then, thanks to some of Rina's books, Riku gets some...

The Boat Club goes on their first outdoor practice. Riku, though, has an objective to fulfill while on this trip. Using translations of his grandpa's...

Souma gets frustrated by Mikazuchi, his brother Yuuma, and the Ten-ryuu. So, he decides to run away, but he doesn't have any money. With no place...

One night, Kogenta decides to teach Riku a new In as proof of their trust towards each other: Hissatsu - Hundred Ghost Obliteration Attack. As...

Riku's grandpa finally wakes up, and he tells Riku to go to the Ten-ryuu Taihaku Shrine in Kyoto. He eventually finds the Taihaku shrine and meets a...

The Chi-ryuu learns that Chihaya has disappeared from his post at the Taihaku shrine. So, Mikazuchi sends Izou and two rookie Chi-ryuu Toujinshi,...

While Masaomi and Kibachiyo fight Yakumo and (one of) his Shikigami, Seiryuu no Buryune, Riku and Kogenta battle Yuuma and Rangetsu. When all else...

Kogenta is severely injured after the battle with Yuuma and Rangetsu. Nazuna uses a technique in which Horin heals Kogenta. Riku leaves the Taihaku...

Riku gets a note from his grandpa that he has left on a journey. When Riku goes to the destroyed shrine, he finds the site completely rebuilt. Nazuna...

Mizuki wants to be recognized by her fiance, Yuuma, who's too busy tending to the battle-scarred Rangetsu. So, Mizuki teams up with Kanna to enter...

Mozu teams up with easy-going Kikusaki (Shikigami - Houjou no Ruri) to search for more Toujin stones, and a deranged Izou goes with them, hoping to...

Momo, Rina, and Ryuuji come with Riku and Nazuna to a water field in the Fukumaden. Riku, Kogenta, Nazuna, and Horin then must fight underwater...

Masaomi's bike gets a flat tire. A passerby on a motorcycle helps repair his wheel. As a way of showing his thanks, Masaomi gives the man a special...

Riku recieves a letter from Teru. It says that he needs his help at the Kitaguni Hot Spring Village Shinzansou. It turns out that Teru ate a lot of...

Oosumi, the Technology Research Department Chief for the Chi-ryuu, speaks of putting a Toujin stone into a Shikigami. When the revenge-driven Izou...

Riku wakes up and finds himself in another part of Fukumaden. He is then attacked by a masked Toujinshi named Taishin and his Shikigami, Shousetsu no...

Riku and Kogenta arrive in a tranquil part of the Fukumaden. Riku feels very nostalgic about this place. But a Chi-ryuu Toujinshi, Gaitatsu and his...

Riku has been having a lot of dreams lately, each involving a pleasant yet sad woman. When the giant Kimon in the Mikazuchi building opens, a lot of...

Kogenta is dead, and Riku has lost all of his memories from when he was a Ten-ryuu Toujinshi. So, he doesn't remember Souma, Nazuna, or the boat...

Riku has regained his memories and is reunited with Kogenta. He also meets Yakumo again, who tells him about the Fukumaden and the past. There once...

Riku and Souma head for the Chi-ryuu base, the main building of Mikazuchi Products. Along the way, Souma gives Riku some backrgound information on...