

A Certain Killer/A Killer’s Key Collection
A series of films about a hitman
Franchise Evolution & Timeline Analysis
The A Certain Killer/A Killer’s Key Collection has evolved significantly over a span of 0 years, growing from a singular narrative into a complex cinematic universe. With 2 interconnected entries, tracking the consistency of the franchise reveals fascinating trends in audience sentiment.
The "Series" Benchmark: 7.1/10
The franchise maintains a steady average rating of 7.1. While most series experience "Sequel Fatigue," A Certain Killer/A Killer’s Key Collection has managed to keep its narrative quality relatively stable, with A Killer's Key standing out as the peak cinematic achievement.
Continuity vs. Commercial Appeal
Our data indicates that while the "Release Order" is preferred for first-time viewers, the "Chronological Order" provides a much deeper understanding of the world-building within the A Certain Killer/A Killer’s Key Collection. The timeline highlights a consistent narrative drive across all chapters.
Timeline & Watch Order
We recommend watching the A Certain Killer/A Killer’s Key Collection franchise in the following order to fully experience the narrative expansion.

A Certain Killer
A former soldier, reduced to working at a restaurant post-war, becomes a contract killer for the yakuza gangs he's in contact with....

A Killer's Key
Raizô Ichikawa reprises his role as the restaurant-cook-turned-contract-killer in this sequel to Kazuo Mori's stylish 1967 thriller A Certain Killer....
Common Questions about A Certain Killer/A Killer’s Key Collection
How many movies are in the A Certain Killer/A Killer’s Key Collection?
There are currently 2 movies in the A Certain Killer/A Killer’s Key Collection, starting from A Certain Killer to the latest release, A Killer's Key.
What is the best order to watch the A Certain Killer/A Killer’s Key Collection?
The best way to watch the A Certain Killer/A Killer’s Key Collection is usually in release order: starting with A Certain Killer and ending with A Killer's Key. Check our timeline for the full chronological breakdown.
Which is the highest-rated movie in the A Certain Killer/A Killer’s Key Collection?
According to movieMx ratings, the fans have a strong preference for A Killer's Key in this franchise.