
Monogatari — Season 4
During the month of October of his third year in high school, Koyomi Araragi is introduced to a transfer student named Ougi Oshino by his underclassman Kanbaru Suruga. Ougi tells Koyomi that she has s
About this season
During the month of October of his third year in high school, Koyomi Araragi is introduced to a transfer student named Ougi Oshino by his underclassman Kanbaru Suruga. Ougi tells Koyomi that she has something she wishes to consult with him. When she draws the map of Naoestu High School, she finds something peculiar on there. This discovery reveals a tale that wasn’t meant to be told, and this makes Koyomi’s high school life totally different. This is the story that brings to light “what” makes Koyomi Araragi. This is the story that reveals the “beginning” of everything.
Episodes (12)

1. Ougi Formula
7.8Aired 4 October 2015 • 50 min
Koyomi and Ougi find themselves trapped in a classroom, and the story shifts back to the point when Suruga introduces Ougi to Koyomi. Ougi approaches him with a mystery about a room not seen in the school's blueprints for them to investigate. When they enter the room, they find themselves trapped inside, leading them to their current situation. While talking about their predicament, the duo realize that the room is an oddity created by a traumatic memory from Koyomi's freshman years. Koyomi then tells Ougi that two years prior, the class president at his and Hitagi's class at the time, Sodachi Oikura, was looking for possible culprits of cheating on a math test, and would not allow any student to leave class until a culprit was found. Ougi surmises that they themselves won't be able to leave the room until the two-year-old mystery is solved.

2. Sodachi Riddle (1)
7.3Aired 11 October 2015 • 25 min
In the aftermath of the previous day, Araragi is about to enter his classroom when Hanekawa informs him that a student absent all year is finally attending. The story pushes further into the past, as more of “what” makes Koyomi Araragi is revealed.

3. Sodachi Riddle (2)
7.3Aired 18 October 2015 • 25 min
Having rediscovered the room on the second floor of the ruined house, Koyomi tells Ougi of the events that happened there five years earlier.

4. Sodachi Lost (1)
7.0Aired 25 October 2015 • 25 min
Hanekawa reveals her concerns about Ougi as she and Araragi go to visit Oikura.

5. Sodachi Lost (2)
7.5Aired 1 November 2015 • 25 min
Araragi and Hanekawa visit Oikura and learn the painful story of her family's past.

6. Sodachi Lost (3)
7.5Aired 8 November 2015 • 25 min
Ougi claims to have figured out the whereabouts of Oikura’s mother and, in her own way, helps Araragi and Hanekawa to solve the mystery.

7. SHINOBU Mail (1)
6.8Aired 15 November 2015 • 25 min
Koyomi Araragi waits in the ruins of the cram school to ask Suruga Kanbaru for help, a request he hopes she will refuse.

8. SHINOBU Mail (2)
6.8Aired 22 November 2015 • 25 min
After a hurried departure from the cram school ruins, Koyomi and Suruga head toward the meeting place, only to encounter some difficulty along the way.

9. SHINOBU Mail (3)
6.8Aired 29 November 2015 • 25 min
Having finally arrived at the meeting place, Koyomi and Suruga find an unexpected person waiting for them. Before their reunion can take place, they must face an unexpected foe!

10. SHINOBU Mail (4)
6.8Aired 6 December 2015 • 25 min
The group relocates to the North Shirahebi Shrine where Izuko Gaen tells them the story behind the location and the effect Shinobu's first minion had on it.

11. SHINOBU Mail (5)
7.0Aired 13 December 2015 • 25 min
Koyomi is confronted by Shinobu's first minion, the original apparition killer. But instead of starting a battle, the samurai makes a simple request.

12. SHINOBU Mail (6)
7.5Aired 20 December 2015 • 25 min
As Koyomi prepares for his duel, he learns of the crisis that Hanekawa is facing and must decide what battle he should fight.