As of my last update in October 2023, "Shiki" is no longer available for streaming on Crunchyroll. The anime series, which originally aired in 2010, has faced periodic availability changes on various platforms. For the most current information, it's best to check Crunchyroll directly or explore other streaming services that may have acquired the rights to "Shiki."

In the context of the movie "Shiki," a Shiki refers to a type of vampire or undead creature that emerges in the story. The film, adapted from a Japanese novel and anime series, revolves around the conflict between the Shiki and the humans in a small rural town. The Shiki are characterized by their ability to drain the life force from humans to sustain themselves, leading to a chilling exploration of mortality, fear, and the struggle for survival. The narrative delves into the moral complexities of both the Shiki and the human characters.

"Shiki" is a Japanese horror anime series based on the manga by Fuyumi Ono. Set in the rural village of Sotoba, the story unfolds as a mysterious outbreak of deaths occurs, coinciding with the arrival of a strange family in a secluded mansion. As the villagers begin to succumb to a mysterious illness, they soon discover that the deaths are linked to the presence of vampires, known as "Shiki." The narrative explores themes of fear, survival, and the struggle between humans and supernatural beings, leading to a chilling confrontation.

The movie "Shiki" is rated R primarily for its graphic violence and intense horror elements. It features scenes depicting bloodshed, gore, and themes of death and existential dread that may be disturbing to viewers. Additionally, it addresses mature themes such as mortality and the moral implications of its narrative, which contribute to its R rating. These factors make it suitable for adult audiences who can handle the psychological and physical intensity presented in the film.