Information:  - Psychological horror is a subgenre of horror literature, film, television, and video games (as a narrative) which relies on the character's fears and/or psychological instability to frighten readers, viewers or players. On a few occasions, Psychological horror overlaps with the psychological thriller subgenre, making whatever story of the genre more unpleasant as well as terrifyingly suspenseful.  - The term "Cinema of Korea" (or "Korean cinema") encompasses the motion picture industries of North and South Korea. As with all aspects of Korean life during the past century, the film industry has often been at the mercy of political events, from the late Joseon dynasty to the Korean War to domestic governmental interference. While both countries have relatively robust film industries today, only South Korean films have achieved wide international acclaim. North Korean films tend to portray their communist or revolutionary themes.  - Horror film is a film genre that seeks to elicit a negative emotional reaction from viewers by playing on their fears. Inspired by literature from authors like Edgar Allan Poe, Bram Stoker, and Mary Shelley, horror films have existed for more than a century. The macabre and the supernatural are frequent themes. Horror may also overlap with the fantasy, supernatural fiction and thriller genres.  - Exorcism (from Greek , "exorkismos"  binding by oath) is the religious or spiritual practice of purportedly evicting demons or other spiritual entities from a person or an area they are believed to have possessed. Depending on the spiritual beliefs of the exorcist, this may be done by causing the entity to swear an oath, performing an elaborate ritual, or simply by commanding it to depart in the name of a higher power. The practice is ancient and part of the belief system of many cultures and religions.  - South Korea, officially the Republic of Korea (ROK), is a sovereign state in East Asia, constituting the southern part of the Korean Peninsula.  - In folklore and parapsychology, a Poltergeist (German for "noisy ghost") is a type of ghost or other supernatural entity which is responsible for physical disturbances, such as loud noises and objects being moved or destroyed. They are purportedly capable of pinching, biting, hitting, and tripping people. Most accounts of poltergeists describe the movement or levitation of objects such as furniture and cutlery, or noises such as knocking on doors.  - Precognition (from the Latin "præ-", "before" and "cognitio", "acquiring knowledge"), also called prescience, future vision, future sight is an alleged psychic ability to see events in the future.  - Korean horror is the term given to horror films made as part of the cinema of Korea . Korean horror features many of the same motifs , themes , and imagery as Japanese horror . Korean horror has been around since the early years of Korean cinema ; however , it was not until the late 1990s that the genre began to experience a renewal . Many of the Korean horror films tend to focus on the suffering and the anguish of characters rather than focus on the explicit `` blood and guts '' aspect of horror .  - Japanese folklorists and historians use "ykai" as "supernatural or unaccountable phenomena to their informants". In the Edo period, many artists, such as Toriyama Sekien, created "ykai" inspired by folklore or their own ideas, and in the present, several "ykai" created by them (e.g. Kameosa and Amikiri, see below) are wrongly considered as being of legendary origin.  - Horror is a genre of fiction which is intended to, or has the capacity to frighten, scare, disgust, or startle their readers or viewers by inducing feelings of horror and terror. Literary historian J. A. Cuddon has defined the horror story as "a piece of fiction in prose of variable length... which shocks or even frightens the reader, or perhaps induces a feeling of repulsion or loathing". It creates an eerie and frightening atmosphere. Horror is frequently supernatural, though it can be non-supernatural. Often the central menace of a work of horror fiction can be interpreted as a metaphor for the larger fears of a society.  - Shamanism (or ) is a practice that involves a practitioner reaching altered states of consciousness in order to perceive and interact with a spirit world and channel these transcendental energies into this world.  - Japanese horror is Japanese horror fiction in popular culture, noted for its unique thematic and conventional treatment of the horror genre in light of western treatments. Japanese horror tends to focus on psychological horror and tension building (suspense), particularly involving ghosts and poltergeists, while many contain themes of folk religion such as: possession, exorcism, shamanism, precognition, and ykai.  - Japan ("Nippon" or "Nihon" ; formally "" or "Nihon-koku", means "State of Japan") is a sovereign island nation in Eastern Asia. Located in the Pacific Ocean, It is lying off the eastern coast of the Asia Mainland (east of China, Korea, Russia) and stretching from the Sea of Okhotsk in the north to the East China Sea and near Taiwan in the southwest.   - Suspense is a feeling of pleasurable fascination and excitement mixed with apprehension, tension, and anxiety developed from an unpredictable, mysterious, and rousing source of entertainment. The term most often refers to an audience's perceptions in a dramatic work. Suspense is not exclusive to fiction. It may operate whenever there is a perceived suspended drama or a chain of cause is left in doubt, with tension being a primary emotion felt as part of the situation.  - Folk religion, alongside popular religion and vernacular religion, are terms used within religious studies and folkloristics to describe various forms and expressions of religion that are deemed distinct from the official doctrines and practices of organized religion. The precise definition of folk religion varies among scholars. Sometimes also termed popular belief, it consists of ethnic or regional religious customs under the umbrella of a religion, but outside of official doctrine and practices.    What is the relationship between 'korean horror' and 'film genre'?
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