Is Ninja's Mark Worth Watching?
Answer: Maybe not, Ninja's Mark is likely a skip if you enjoy Action movies.
It features a runtime of 89 minutes and offers a standard storyline that appeals to general audiences.

Verdict:Ninja's Mark is a confirmed FLOP based on our analysis of audience ratings and box office momentum.
With a rating of 5.6/10, it has delivered a mixed experience for fans of the Action genre.
Answer: Maybe not, Ninja's Mark is likely a skip if you enjoy Action movies.
It features a runtime of 89 minutes and offers a standard storyline that appeals to general audiences.
Last updated: January 12, 2026
Released in 1968, Ninja's Mark enters the Action genre with a narrative focused on When the Shogun Tokugawa III is in bed with a girl, she turns into a monster. Under the direction of Norifumi Suzuki, the film attempts to weave detailed character arcs with visual storytelling.
The film is anchored by performances from Isao Natsuyagi. While the cast delivers competent performances, the script occasionally limits their range.
From a technical standpoint, Ninja's Mark offers a competent presentation. The cinematography uses a distinct visual palette that aligns well with the tone. The sharp editing keeps the narrative moving at a brisk pace, maximizing the impact of the key sequences.
Beyond the narrative, Ninja's Mark resonates with current cultural themes in the Action space. It stays within the established boundaries of its genre, providing exactly what core fans expect without reinventing the wheel.
As of early 2026, Ninja's Mark is available in theaters worldwide. For audiences in the US, UK, and India, digital rentals are typically available on platforms like Amazon Prime and Apple TV roughly 45-60 days after the theatrical release.
The plot of Ninja's Mark centers on a unique premise within the Action landscape. When the Shogun Tokugawa III is in bed with a girl, she turns into a monster. The court believes she is Ninja Magic, used to frighten the lord off women so that there will be no heir. Tôma, a famous swordsman, is called in and exposes the Ninja, even discovering their leader, a beautiful young girl named Kagiroi. Guessing that she is the daughter of some ousted daimyo anxious to get back into favor, he is about to unmask her when he is taken prisoner... The second act serves as a major turning point, leading to a climax that fans of 1968 cinema will find fairly predictable.
The ending of Ninja's Mark has sparked significant debate on social media. It signifies the ambiguous resolution of the main plot thread. Given the current box office momentum, discussions of a Ninja's Mark sequel or a wider cinematic universe are already gaining traction.
Final verdict for Ninja's Mark (1968): with an audience rating of 5.6/10, the reception has been divisive. It is a recommended for fans of Action cinema who appreciate attention to detail.
Analyzing the audience sentiment, IMDb rating of 5.6/10, and global collection metrics, Ninja's Mark stands as a challenging project for the creators. It remains an essential piece of the 1968 cinematic year.
Ninja's Mark has received mixed reviews with a 5.6/10 rating, making it a moderate success with the audience.
Ninja's Mark is a mixed bag. It might be worth watching if you're a fan of Action movies, but read reviews first.
Ninja's Mark may be available for rent or purchase on digital platforms like Apple TV, Google Play, or Amazon Prime Video. Specific streaming availability can vary by country.
Ninja's Mark has received mixed reviews with a 5.6/10 rating, making it a moderate success with the audience.
Ninja's Mark is a mixed bag. It might be worth watching if you're a fan of Action movies, but read reviews first.
Ninja's Mark may be available for rent or purchase on digital platforms like Apple TV, Google Play, or Amazon Prime Video. Specific streaming availability can vary by country.
Ninja's Mark is a Action movie that follows: When the Shogun Tokugawa III is in bed with a girl, she turns into a monster. The court believes she is Ninja Magic, used to frighten the lord off women so that there will be no heir. Tôma, a famous s...
Ninja's Mark is classified as Action. We recommend checking the official age rating before watching with children.
Ninja's Mark is primarily available in its original language, with subtitles and dubbed versions available on various streaming services and digital stores.
When the Shogun Tokugawa III is in bed with a girl, she turns into a monster. The court believes she is Ninja Magic, used to frighten the lord off women so that there will be no heir. Tôma, a famous swordsman, is called in and exposes the Ninja, even discovering their leader, a beautiful young girl named Kagiroi. Guessing that she is the daughter of some ousted daimyo anxious to get back into favor, he is about to unmask her when he is taken prisoner...
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