This post is for educational purposes only. We do not condone piracy and encourage users to purchase the game from the official Nintendo eShop.
: Adds six additional Japanese variants of the games, including the Famicom version of Contra , which features exclusive cutscenes and extra background animations not found in the Western NES release.
The NSP version of the Contra Anniversary Collection has been updated with the latest patches and improvements, ensuring a smooth and stable gaming experience. Contra Anniversary Collection Switch NSP UPDATE
Ongoing patches (updates) have refined emulation accuracy and addressed minor performance issues to ensure a smooth, authentic, but stable run-and-gun experience.
Previously, you had to unlock the Japanese versions via cumulative playtime. The update removes that grind, allowing you to switch between Contra (US) and Gryzor (JP) instantly from the game select menu. This post is for educational purposes only
For those in the homebrew community, applying the Contra Anniversary Collection update is straightforward but requires caution. Below is a generalized, educational outline of the process.
A "deep review" of the Contra Anniversary Collection on the Nintendo Switch, specifically focusing on the NSP (e-shop version) and any post-launch update context, requires looking past the nostalgia and analyzing the technical emulation, input latency, and curatorial decisions. The NSP version of the Contra Anniversary Collection
For fans of classic run-and-gun shooters or those discovering Contra for the first time, the Anniversary Collection on Switch—properly updated—represents the definitive way to experience the series' roots. Whether playing through official channels or maintaining personal backups in the homebrew scene, ensuring your copy is up-to-date guarantees access to the full roster of Japanese versions, bonus eBook content, and the most stable gameplay experience available.
Audio desynchronization and emulation glitches are resolved.
Recent minor updates (as of late 2025) included rating information for specific agencies like Taiwan, though these do not change gameplay. Full Game List
Released as part of Konami’s 50th-anniversary celebration, this collection compiles the seminal titles that defined the run-and-gun genre. It bridges the gap between classic arcade cabinets and home console ports, offering a nostalgic trip down memory lane with modern quality-of-life enhancements. Included Games Archive