TV series
Kotoko Iwanaga became the god of wisdom to the supernatural beings and spends her days solving problems for them. However, the boy who she fell head over heels for, Kuro Sakuragawa, is someone that is feared by all supernatural creatures. The two of them face various mysterious incidents involving the supernatural in this love x romance x mystery series. Where will these fantastical incidents lead them and what will happen with Kotoko’s crush?
Streaming, rental and purchase options
Checked Jul 22, 2026
In/Spectre is available to stream on Crunchyroll Premium (Via Amazon Prime) in United States. You can also buy it from Amazon, Apple TV, and Fandango at Home. Use the direct links below to open the provider.
Kotoko Iwanaga became the god of wisdom to the supernatural beings and spends her days solving problems for them. However, the boy who she fell head over heels for, Kuro Sakuragawa, is someone that is feared by all supernatural creatures. The two of them face various mysterious incidents involving the supernatural in this love x romance x mystery series. Where will these fantastical incidents lead them and what will happen with Kotoko’s crush?
Choose an episode, then use the watch options above for the show.
Episode 1
Shortly after her hospital visit, Kotoko meets Kurou, the young man she helped two years prior. She takes the opportunity to confess, she who has the appearance of a schoolgirl, who has one leg, a glass eye, and who communicates with spirits…
Directed by Keiji GotohWritten by Noboru TakagiGuest stars Yoshimitsu Shimoyama, Hiroki Goto, Kaori Motoyama, Manami Hanawa, Sayaka Kitahara, Genta Nakamura
Episode 2
Kotoko receives a request for help from a giant snake, who is the guardian spirit of Tsukuna Swamp. It appears that a murderer named Tanio Aoi disposed of a body in the snake’s swamp, but there’s something that’s just not sitting right with the snake. After learning about Kuro’s powers, Kotoko asks Kuro to accompany her on this journey, but Kuro declines for a certain reason…
Directed by Keiji GotohWritten by Aya YoshinagaGuest stars Yoshimitsu Shimoyama, Hiroki Goto, Genta Nakamura, Kouki Miyata, Manami Hanawa, Rena Maeda, Kaori Motoyama
Episode 3
Kotoko is asked why a suspect had thrown a dead body into the Guardian’s swamp and she starts constructing a story. This ends up being a rather tragic tale about Tanio Aoi filled with love and regret that the Guardian is also shocked to hear. Two years later, random acts of violence were happening in Makurazaka City. The suspect seems to be the ghost of the former idol, Nanase Karin…
Directed by Shizutaka SugaharaWritten by Aya Yoshinaga, Noboru TakagiGuest stars Kouki Miyata, Manami Hanawa, Yoshimitsu Shimoyama, Genta Nakamura, Kaori Motoyama, Rena Maeda, Kenji Hamada, Misato Fukuen
Episode 4
Kotoko arrived in Makurazaka City to take care of the incidents with Steel Lady Nanase and happens to run into Saki, who had become a police officer. Saki decides to research Nanase Karin a bit more and learns that the former idol had died a mysterious death. In order to defeat Steel Lady Nanase, they would need more details, but…
Directed by Tomio YamauchiWritten by Noboru TakagiGuest stars Nobuo Tobita, Kaori Motoyama, Kosuke Echigoya, Genta Nakamura, Takaaki Torashima, Hiroki Goto, Rena Maeda, Manami Hanawa
Episode 5
Kotoko happens to spot a man fighting with Steel Lady Nanase. She gets closer and realizes that it was actually Kuro that was struggling in this battle. Saki then also joins in and after talking with her, Kotoko remembers the story about Kuro when he was younger that he told her about. Kotoko realizes they will need a special method to defeat Steel Lady Nanase because she is not an ordinary spectre...
Directed by Risako YoshidaWritten by Aya YoshinagaGuest stars Yoshimitsu Shimoyama, Genta Nakamura, Yuki Ominami, Kaori Motoyama, Manami Hanawa, Rena Maeda, Misato Fukuen
Episode 6
Kotoko realizes that Steel Lady Nanase is a spectre that was born from her own wiki site. In order to defeat Steel Lady Nanase, who is made up of people’s imaginations, she has to come up with a story that’s more interesting than Steel Lady Nanase’s. Kotoko ends up asking Saki for help to defeat Steel Lady Nanase. She then meets up with a ghost that is at the site where Nanase Karin died, who also happened to see her die...
Directed by Shizutaka SugaharaWritten by Sachio YanaiGuest stars Kaori Motoyama, Manami Hanawa, Hiroki Goto, Genta Nakamura, Rena Maeda, Sumire Uesaka, Kenji Hamada, Misato Fukuen
Episode 7
Detective Terada is killed by Steel Lady Nanase. The Internet goes crazy about the fact that Steel Lady Nanase killing a person. Kotoko and Kuro discuss the matter and figure out the person who is truly behind all of this. So that there are no more victims, Kotoko decides to finish off Steel Lady Nanase that night.
Directed by Tomio YamauchiWritten by Noboru TakagiGuest stars Mayumi Saco, Genta Nakamura, Rena Maeda, Hiroki Matsukawa, Manami Hanawa, Misato Fukuen
Episode 8
Saki remembers the first time she met Kuro’s cousin, Sakuragawa Rikka. Saki had heard that Rikka had passed, and tries to get more information out of Kotoko. Meanwhile, the forums on the wiki site become rather active again, making Steel Lady Nanase’s presence even stronger...
Directed by Shizutaka SugaharaWritten by Aya YoshinagaGuest stars Mayumi Saco, Yuki Ominami, Rena Maeda, Shinjirou Gouda, Yoshimitsu Shimoyama, Kaori Motoyama, Misato Fukuen
Episode 9
Everything is finally in place, and the committee to conquer Steel Lady Nanase is now in session. Does Steel Lady Nanase actually exist? Perhaps she’s just a made up urban legend. A battle between the truth and lies begins to figure out her existence. Kotoko gets on her PC and starts posting her own deductions...
Directed by Tomio YamauchiWritten by Sachio YanaiGuest stars Mayumi Saco, Hiroki Goto, Genta Nakamura, Yuji Murai, Yoshimitsu Shimoyama, Tomohiro Yamaguchi, Manami Hanawa, Shuichiro Umeda
Episode 10
Just as it looked like the site readers accepted Kotoko’s solution, it ends up getting shot down. However, Kotoko had another solution ready. In order to defeat Steel Lady Nanase, she unleashes a second and third solution, but Sakuragawa Rikka and Steel Lady Nanase continue to get in her way. Will they be able to vanquish the ghost?
Directed by Shizutaka SugaharaWritten by Noboru TakagiGuest stars Mayumi Saco, Takaaki Torashima, Sayaka Kitahara, Tomohiro Yamaguchi, Hiroki Goto, Takayuki Nakatsukasa, Genta Nakamura, Shuichiro Umeda
Episode 11
Kotoko came up with three solutions, but they all got shot down. Kuro keeps trying to grasp the future where they can defeat Steel Lady Nanase, but Rikka made it disappear once again. But Kotoko wasn’t done yet. Steel Lady Nanase is not a ghost. What is Kotoko’s 4th solution that may finally put an end to Steel Lady Nanase’s existence once and for all?
Directed by Haruhito OgawaWritten by Noboru TakagiGuest stars Mayumi Saco, Yuji Murai, Manami Hanawa, Shuichiro Umeda, Tomohiro Yamaguchi, Takayuki Nakatsukasa, Genta Nakamura, Rena Maeda
Episode 12
Yokai, ayakashi, spectres, demons, mononoke, and ghosts... Everything has order, and you must never go against the order. Kotoko's fourth solution is accepted by the users on the wiki site and Kuro is able to give the final blow to Steel Lady Nanase. Will that be enough to finish her off?! And what exactly was Rikka's motive?
Directed by Keiji GotohWritten by Noboru TakagiGuest stars Genta Nakamura, Kaori Motoyama, Manami Hanawa, Yuki Ominami, Rena Maeda, Hiroki Goto, Yoshimitsu Shimoyama, Misato Fukuen
Episode 13
A bound spirit asks Kotoko for some advice about a mysterious supernatural presence that showed up at its apartment complex. Every night, strange sounds can be heard from an empty apartment, and a doll with four arms was found in the room. In order to find out what's behind this, Kotoko and Kuro go to investigate. Kotoko begins her inference yet again so she can protect the order among the supernatural beings!
Directed by Keiji GotohWritten by Noboru TakagiGuest stars Kaori Motoyama, Manami Hanawa, Yuuki Shin, Yoji Ueda, Tomohiro Yamaguchi, Takayuki Nakatsukasa, Shinjirou Gouda
Episode 14
Eleven years ago, Muroi Masayuki's life was saved by a Yuki-Onna up in the snowy mountains. Betrayed by his friends and his wife, he ended up anti-social and unable to trust anyone and eventually moved to the town at the base of the mountains where he met the Yuki-Onna. As he was wandering around town, he coincidentally runs into a woman who looks just like the Yuki-Onna...?!
Directed by Haruhito OgawaWritten by Noboru TakagiGuest stars Aoi Yuuki, Makoto Furukawa, Takashi Matsuyama, Saya Hirose, Yuji Murai, Takaaki Torashima, Joichiro Yoshida, Yoshikazu Nakadai
Episode 15
Masayuki is suspected of killing his ex-wife when the police find her dead. There was a message written in blood on her hand that put Masayuki at a great disadvantage. The only one who can vouch for his innocence with an alibi was Yuki-Onna, who was with him at the time of the murder. But there's no way he can let a yokai provide a statement for him. Yuki-Onna asks Kotoko for help to track down the real killer.
Directed by Haruka KamoharaWritten by Noboru TakagiGuest stars Aoi Yuuki, Makoto Furukawa, Manami Hanawa, Takashi Matsuyama, Genta Nakamura, Kaori Motoyama, Miyako Kobayashi
Episode 16
Kotoko presents the case's resolution to an astonished Yuki-Onna and Masayuki, and makes an important decision about their future.
Directed by Haruhito OgawaWritten by Noboru TakagiGuest stars Aoi Yuuki, Makoto Furukawa, Saya Hirose, Kaori Motoyama
Episode 17
Kotoko and Kuro discover where Rikka, his cousin with the same powers, has been living since their last encounter. They go to investigate the apartment, which has a grisly history.
Directed by Haruka KamoharaWritten by Noboru TakagiGuest stars Mayumi Saco, Kaori Motoyama, Manami Hanawa, Baron Yamazaki, Love Morinaga, Murayama J Sarshi, Shimba Tsuchiya, Kana Ichinose
Episode 18
Tae is an active octogenarian who lives with an unusually talkative cat. Why do the fishermen in her seaside town find dead fish coming in with the tide every morning?
Directed by Haruhito OgawaWritten by Aya YoshinagaGuest stars Hiroki Matsukawa, Yasuhiro Kikuchi, Tomosa Murata, Shinnosuke Musashi, Taichi Takeda, Tomoko Miyadera, Tomokazu Sugita, Masato Niwa
Episode 19
Tae talks about her past and Kotoko figures out a way they can defeat the Electroshock Pinocchio.
Directed by Haruka KamoharaWritten by Aya YoshinagaGuest stars Yasuhiro Kikuchi, Mayumi Tsukishima, Ruka Shoji, Manami Hanawa, Kaori Motoyama, Tomoko Miyadera, Tomokazu Sugita
Episode 20
A hotel chain magnate asks Kotoko for help in solving a murder… that he may have committed.
Directed by Haruhito OgawaWritten by Sachio YanaiGuest stars Hiroshi Yanaka, Naoya Uchida, Manaka Iwami, Shinji Kawada, Shinjirou Gouda, Takaaki Torashima
Episode 21
The heirs to the hotel chain begin discussing what they're going to tell Kotoko, but some unexpected details come to light.
Directed by Kanata EkitaWritten by Sachio YanaiGuest stars Naoya Uchida, Manaka Iwami, Masaki Terasoma, Hisao Egawa, Yuki Ominami, Nodoka Hasegawa, Tomohiro Yamaguchi, Yuki Ishikari
Episode 22
Rion talks to her father and, realizing something important about her grandmother, proposes an answer to the president's assignment to her relatives.
Directed by Haruhito OgawaWritten by Sachio YanaiGuest stars Hiroshi Yanaka, Naoya Uchida, Manaka Iwami, Masaki Terasoma, Hisao Egawa, Yuki Ominami, Yuki Ishikari
Episode 23
Kotoko offers her own explanation of Sumi's death, which awakens the memory of a crime that had slept for decades.
Directed by Kanata EkitaWritten by Sachio YanaiGuest stars Mayumi Saco, Manami Hanawa, Love Morinaga, Murayama J Sarshi, Hiroshi Yanaka, Naoya Uchida, Manaka Iwami, Masaki Terasoma
Episode 24
Two friends meet for dinner in a classy unagi restaurant, and get distracted by an apparently young girl who is confidently dining there alone. Somehow, this leads to talk of murder...
Directed by Keiji GotohWritten by Noboru TakagiGuest stars Hiroki Takahashi, Takuya Eguchi, Ai Kaneta
Episode information updated Jul 24, 2026
Akari KitoKotoko Iwanaga (voice)
Mamoru MiyanoKuro Sakuragawa (voice)
Mayumi SacoRikka Sakuragawa (voice)
Aoi YuukiYuki-Onna (voice)
Makoto FurukawaMuroi Masayuki (voice)
Kouki MiyataGuardian Serpent (voice)
Sayaka KitaharaNurse C (voice)
Rena MaedaAnonymous (voice)
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Tokyo MXJapan
Brain's BaseJapan
CrunchyrollJapan
King RecordsJapan
