During April 11, Koyomi and Tsubasa talk about a mysterious stone "enshrined" within Naoetsu Private High School, the "ishi no kaidan".
During May 9 & 10, Koyomi and Hitagi talk about the appearance of a mysterious flower bouquets on the Naoetsu High rooftop, an off-limit area.
June, Hachikuji tells Koyomi about a peculiar sandbox that always forms the face of a demon.
July, Koyomi and Suruga, and later Hitagi talk about the myth regarding the water used in Suruga's house.
August, sometime after Karen Bee. Koyomi and Nadeko wander about Deishuu Kaiki's ability to easily spread rumors.
September, Koyomi and Karen talk about a peculiar tree "found" in Karen's dojo. Koyomi later seeks Tsubasa for help.
October, Koyomi and Tsukihi talk about the rumor regarding a ghost allegedly found in Tsukihi's club. Koyomi later brought the problem to Suruga for advice.
November. Koyomi and Ougi discuss about the balance issues caused by Kitashirahebi shrine's current state, with the latter giving a question near the end. Later, Nadeko helps Koyomi solve the "quiz" for him.
December. Koyomi and Shinobu play a game of donut hide and seek.
January, during Hitagi End, Yotsugi contacts Araragi to help him look for something with no description.
February, some time after Yotsugi Doll, Koyomi tries to battle Kagenui in order to learn how to fight without using his vampire powers. The next day, she's missing.
March, the day of his college entrance exam, Araragi goes to the shrine in which Kagenui went missing. He finds Gaen, who explains her original plan didn't succeed and kills him with the Kokorowatari. He wakes to find Mayoi looking down at him.