NOBUNAGA'S AMBITION: Sphere of Influence on Steam - User reviews, Price & Information

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Become a Daimyo of the Warring States period of Japanese history in NOBUNAGA'S AMBITION, a historical simulation game of conquest and domination. It is the 30th anniversary of this series and this current release, NOBUNAGA'S AMBITION: Sphere of Influence, is the crown of the series.

NOBUNAGA'S AMBITION: Sphere of Influence is a strategy, historical and grand strategy game developed and published by KOEI TECMO GAMES CO. and LTD..
Released on September 01st 2015 is available in English only on Windows.

It has received 604 reviews of which 504 were positive and 100 were negative resulting in a rating of 7.9 out of 10. 😊

The game is currently priced at 29.99€ on Steam with a 50% discount.

The Steam community has classified NOBUNAGA'S AMBITION: Sphere of Influence into these genres:

Strategy Historical Grand Strategy Simulation RTS War Wargame Character Customization Real Time Tactics Immersive Sim 3D Diplomacy Military Tactical Alternate History Resource Management Replay Value Singleplayer Great Soundtrack Addictive

Media & Screenshots

Get an in-depth look at NOBUNAGA'S AMBITION: Sphere of Influence through various videos and screenshots.

NOBUNAGA'S AMBITION: Sphere of Influence screenshot
NOBUNAGA'S AMBITION: Sphere of Influence screenshot
NOBUNAGA'S AMBITION: Sphere of Influence screenshot
NOBUNAGA'S AMBITION: Sphere of Influence screenshot
NOBUNAGA'S AMBITION: Sphere of Influence screenshot
NOBUNAGA'S AMBITION: Sphere of Influence screenshot
NOBUNAGA'S AMBITION: Sphere of Influence screenshot
NOBUNAGA'S AMBITION: Sphere of Influence screenshot
NOBUNAGA'S AMBITION: Sphere of Influence screenshot

System requirements

These are the minimum specifications needed to play the game. For the best experience, we recommend that you verify them.

Windows
  • OS: Windows®
  • Processor: Pentium®4 1.6GHz
  • Memory: 1 GB RAM
  • Graphics: VRAM 128MB over
  • DirectX: Version 9.0c
  • Network: Broadband Internet connection
  • Storage: 7 GB available space
  • Sound Card: 48GHz/16bit
  • Additional Notes: Shader model: Version 3.0, 1024 x 768 or 1280 x 720 minimum display resolution

User reviews & Ratings

Explore reviews from Steam users sharing their experiences and what they love about the game.

Dec. 2024
What else can i say, i am sure only Koei fanboy played this game so it's for you who years for that PS 2 Nobunaga's Ambition type of game.
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Dec. 2024
Gameplay Mechanics: 8/10 Narrative: 7/10 Graphics: 7/10 Sound and Music: 8/10 Replayability: 8/10 Innovation: 8/10 Nobunaga's Ambition: Sphere of Influence is a deep and rewarding grand strategy game that immerses players in the Sengoku period of feudal Japan. Combining intricate strategy with historical authenticity, it provides a compelling experience for fans of Japanese history and complex strategy games. The gameplay mechanics are robust, offering players a wide range of tools for conquest, diplomacy, and development. Balancing military campaigns with domestic policies, resource management, and infrastructure building requires careful planning and patience. The game’s tactical battles allow for strategic maneuvering, but the real strength lies in managing your clan’s growth and balancing alliances. The addition of siege mechanics and multi-tiered planning makes every decision meaningful. While the interface can feel overwhelming for newcomers, the depth of the systems earns gameplay a solid 8/10. The narrative is rooted in the historical context of Nobunaga Oda’s quest for unification. While not heavily scripted, the game does an excellent job of delivering an emergent narrative through the actions of rival clans, alliances, betrayals, and shifting loyalties. The historical events that pop up add flavor, but the story is ultimately shaped by the player’s decisions, earning narrative a 7/10. The graphics are functional but not groundbreaking. The map of Japan is beautifully detailed, with lush landscapes and dynamic changes as the seasons progress. However, unit models and battles lack visual flair compared to modern strategy titles. The clean presentation and historical authenticity still make it visually appealing, earning graphics a 7/10. The sound and music are a highlight, featuring traditional Japanese compositions that enhance the immersive Sengoku atmosphere. The music shifts dynamically between serene moments of planning and the intensity of war, keeping the player engaged. While not all effects are memorable, the soundtrack itself earns a strong 8/10. Replayability is strong, thanks to the game’s sandbox nature and the variety of clans to choose from. Each clan offers unique challenges and starting positions, encouraging multiple playthroughs. Scenarios, customizable options, and the freedom to shape your path to conquest ensure long-lasting appeal. Replayability scores a solid 8/10. Innovation comes through in the game’s multi-layered approach to strategy. The detailed systems for diplomacy, resource management, and clan governance go beyond traditional grand strategy. Features like castle upgrades, strategic sieges, and regional unification add fresh mechanics to the formula, earning innovation a well-deserved 8/10. In summary, Nobunaga's Ambition: Sphere of Influence is a richly detailed and rewarding strategy game that brings the Sengoku period to life. While its interface can feel intimidating and its visuals somewhat dated, the depth of its mechanics, historical authenticity, and replayability make it a must-play for fans of grand strategy games and Japanese history. Whether uniting Japan through diplomacy or military might, the journey is as satisfying as the destination.
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Oct. 2024
Still the best Nobunaga's ambition for now in my opinion. The characters and diplomacy aspect are awesome. The battle system is okay but it's simple and fun. It's really addicting but the endgame could be a bit boring since you delegate some territory to regents and let the turn pass for the easy win. Easy to learn and great game if you're new to the genre. Can't recommend it enough.
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Sept. 2024
I purchased this game when it came out but never was able to get around to playing it. I have played Nobunaga's Ambition since the original on NES. I thought one reviewer was joking when they said they failed the tutorial and it kicked them back to the main menu. I failed the combat portion of the tutorial and it told me I was bad at it, the advisor would not help me anymore and I was indeed kicked back to the main screen. Wow. Game has a slow start and can be overly complicated. The UI is not the greatest but it is fun.
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July 2024
Failed the tutorial and the Japanese tutor said he had made a mistake by trying to teach me the basics of the game, then proceeded to kick me out to the main menu. No retry, no restart, back to the menu peasant! Shamefur dispray
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Frequently Asked Questions

NOBUNAGA'S AMBITION: Sphere of Influence is currently priced at 29.99€ on Steam.

NOBUNAGA'S AMBITION: Sphere of Influence is currently available at a 50% discount. You can purchase it for 29.99€ on Steam.

NOBUNAGA'S AMBITION: Sphere of Influence received 504 positive votes out of a total of 604 achieving a rating of 7.86.
😊

NOBUNAGA'S AMBITION: Sphere of Influence was developed and published by KOEI TECMO GAMES CO. and LTD..

NOBUNAGA'S AMBITION: Sphere of Influence is playable and fully supported on Windows.

NOBUNAGA'S AMBITION: Sphere of Influence is not playable on MacOS.

NOBUNAGA'S AMBITION: Sphere of Influence is not playable on Linux.

NOBUNAGA'S AMBITION: Sphere of Influence is a single-player game.

There are 9 DLCs available for NOBUNAGA'S AMBITION: Sphere of Influence. Explore additional content available for NOBUNAGA'S AMBITION: Sphere of Influence on Steam.

NOBUNAGA'S AMBITION: Sphere of Influence does not support mods via Steam Workshop.

NOBUNAGA'S AMBITION: Sphere of Influence does not support Steam Remote Play.

NOBUNAGA'S AMBITION: Sphere of Influence is enabled for Steam Family Sharing. This means you can share the game with authorized users from your Steam Library, allowing them to play it on their own accounts. For more details on how the feature works, you can read the original Steam Family Sharing announcement or visit the Steam Family Sharing user guide and FAQ page.

You can find solutions or submit a support ticket by visiting the Steam Support page for NOBUNAGA'S AMBITION: Sphere of Influence.

Data sources

The information presented on this page is sourced from reliable APIs to ensure accuracy and relevance. We utilize the Steam API to gather data on game details, including titles, descriptions, prices, and user reviews. This allows us to provide you with the most up-to-date information directly from the Steam platform.

Additionally, we incorporate data from the SteamSpy API, which offers insights into game sales and player statistics. This helps us present a comprehensive view of each game's popularity and performance within the gaming community.

Last Updates
Steam data 06 June 2025 06:33
SteamSpy data 11 June 2025 22:45
Steam price 14 June 2025 20:45
Steam reviews 13 June 2025 14:06

If you'd like to dive deeper into the details about NOBUNAGA'S AMBITION: Sphere of Influence, we invite you to check out a few dedicated websites that offer extensive information and insights. These platforms provide valuable data, analysis, and user-generated reports to enhance your understanding of the game and its performance.

  • SteamDB - A comprehensive database of everything on Steam about NOBUNAGA'S AMBITION: Sphere of Influence
  • SteamCharts - Analysis of NOBUNAGA'S AMBITION: Sphere of Influence concurrent players on Steam
  • ProtonDB - Crowdsourced reports on Linux and Steam Deck NOBUNAGA'S AMBITION: Sphere of Influence compatibility
NOBUNAGA'S AMBITION: Sphere of Influence PEGI 12
-50% 59.99€ 29.99€ -36% 59.99€ 38.53€
7.9
504
100
Game modes
Features
Online players
13
Developer
KOEI TECMO GAMES CO., LTD.
Publisher
KOEI TECMO GAMES CO., LTD.
Release 01 Sep 2015
Platforms
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