The Game Census
NOBUNAGA'S AMBITION: Sphere of Influence - Ascension cover art

NOBUNAGA'S AMBITION: Sphere of Influence - Ascension

KOEI TECMO GAMES CO., LTD. · 2016-03-23

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Strategy

Franchise: Nobunaga's Ambition · Modes: Single player

Releases: Oct 25, 2016 (PlayStation 4), Oct 25, 2016 (PC (Microsoft Windows)), Mar 24, 2016 (PlayStation 3), Mar 24, 2016 (PlayStation Vita)

In the simulation game series "Nobunaga's Ambition", players aim to unify Japan in the troubled times of the Warring States era. In this release we include "Officer Play" for the first time in the series, allowing players to advance from retainer to Castle Lord and then on to Daimyo.

373
playing now
71%
positive of 1.1k reviews
Mostly Positive
steam rating
100,000–200,000
owners (SteamSpy est.)
0
twitch viewers (latest)
72/100
critic score (3 outlets, IGDB)
platinum
deck/linux tier (ProtonDB)
$59.99
steam price (US)

373 players in-game as of 2026-08-30 05:00 UTC (census sample)

Health check

Quiet
  • · 373 players in-game at the last census sample.
  • · 19 reviews in the last 8 weeks (~2/week).
  • · Review velocity down 30% vs the prior 8 weeks.
  • · Top 30% of 5,888 Strategy games in the census by review count.
Estimated sales: 27k–66k copies

Review-multiple estimate from 1,099 total reviews — how this is computed.

All-time low: $23.99 at Steam (2017-06-22)via IsThereAnyDeal

12-month high $59.99 · on sale 5 of 10 observed days (census price snapshots)

Review momentum

PositiveNegative
191920182026Week of 2018-01-01: 8 positiveWeek of 2018-01-01: 4 negativeWeek of 2018-02-01: 5 positiveWeek of 2018-02-01: 2 negativeWeek of 2018-03-01: 3 positiveWeek of 2018-03-01: 2 negativeWeek of 2018-04-01: 2 positiveWeek of 2018-05-01: 5 positiveWeek of 2018-06-01: 5 positiveWeek of 2018-06-01: 2 negativeWeek of 2018-07-01: 4 positiveWeek of 2018-08-01: 1 positiveWeek of 2018-08-01: 2 negativeWeek of 2018-09-01: 4 positiveWeek of 2018-10-01: 3 positiveWeek of 2018-11-01: 9 positiveWeek of 2018-11-01: 2 negativeWeek of 2018-12-01: 3 positiveWeek of 2019-01-01: 1 positiveWeek of 2019-01-01: 1 negativeWeek of 2019-02-01: 6 positiveWeek of 2019-02-01: 2 negativeWeek of 2019-03-01: 5 positiveWeek of 2019-04-01: 1 positiveWeek of 2019-05-01: 2 positiveWeek of 2019-05-01: 2 negativeWeek of 2019-06-01: 6 positiveWeek of 2019-07-01: 9 positiveWeek of 2019-08-01: 2 positiveWeek of 2019-09-01: 2 positiveWeek of 2019-10-01: 3 positiveWeek of 2019-10-01: 2 negativeWeek of 2019-11-01: 7 positiveWeek of 2019-11-01: 1 negativeWeek of 2019-12-01: 3 positiveWeek of 2019-12-01: 4 negativeWeek of 2020-01-01: 12 positiveWeek of 2020-01-01: 6 negativeWeek of 2020-02-01: 12 positiveWeek of 2020-02-01: 2 negativeWeek of 2020-03-01: 11 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 7 positiveWeek of 2020-04-01: 1 negativeWeek of 2020-05-01: 3 positiveWeek of 2020-05-01: 3 negativeWeek of 2020-06-01: 6 positiveWeek of 2020-07-01: 7 positiveWeek of 2020-07-01: 3 negativeWeek of 2020-08-01: 3 positiveWeek of 2020-08-01: 1 negativeWeek of 2020-09-01: 6 positiveWeek of 2020-10-01: 4 positiveWeek of 2020-11-01: 5 positiveWeek of 2020-11-01: 1 negativeWeek of 2020-12-01: 1 positiveWeek of 2021-01-01: 4 positiveWeek of 2021-01-01: 2 negativeWeek of 2021-02-01: 6 positiveWeek of 2021-03-01: 6 positiveWeek of 2021-04-01: 12 positiveWeek of 2021-04-01: 1 negativeWeek of 2021-05-01: 3 positiveWeek of 2021-05-01: 1 negativeWeek of 2021-06-01: 5 positiveWeek of 2021-07-01: 3 positiveWeek of 2021-08-01: 4 positiveWeek of 2021-09-01: 1 positiveWeek of 2021-10-01: 13 positiveWeek of 2021-10-01: 2 negativeWeek of 2021-11-01: 8 positiveWeek of 2021-11-01: 2 negativeWeek of 2021-12-01: 5 positiveWeek of 2021-12-01: 3 negativeWeek of 2022-01-01: 3 positiveWeek of 2022-02-01: 4 positiveWeek of 2022-03-01: 7 positiveWeek of 2022-04-01: 6 positiveWeek of 2022-05-01: 19 positiveWeek of 2022-05-01: 3 negativeWeek of 2022-06-01: 3 positiveWeek of 2022-06-01: 2 negativeWeek of 2022-07-01: 4 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 9 positiveWeek of 2022-08-01: 3 negativeWeek of 2022-09-01: 2 positiveWeek of 2022-11-01: 7 positiveWeek of 2022-12-01: 2 positiveWeek of 2023-01-01: 3 positiveWeek of 2023-02-01: 4 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-03-01: 2 positiveWeek of 2023-04-01: 11 positiveWeek of 2023-04-01: 3 negativeWeek of 2023-05-01: 5 positiveWeek of 2023-06-01: 3 positiveWeek of 2023-06-01: 2 negativeWeek of 2023-07-01: 6 positiveWeek of 2023-08-01: 3 positiveWeek of 2023-08-01: 1 negativeWeek of 2023-09-01: 5 positiveWeek of 2023-09-01: 2 negativeWeek of 2023-10-01: 2 positiveWeek of 2023-11-01: 1 positiveWeek of 2023-11-01: 1 negativeWeek of 2023-12-01: 2 positiveWeek of 2024-01-01: 1 positiveWeek of 2024-01-01: 1 negativeWeek of 2024-02-01: 1 negativeWeek of 2024-03-01: 6 positiveWeek of 2024-03-01: 1 negativeWeek of 2024-04-01: 10 positiveWeek of 2024-04-01: 2 negativeWeek of 2024-05-01: 3 positiveWeek of 2024-05-01: 1 negativeWeek of 2024-06-01: 4 positiveWeek of 2024-07-01: 2 positiveWeek of 2024-08-01: 5 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 8 positiveWeek of 2024-09-01: 2 negativeWeek of 2024-10-01: 3 positiveWeek of 2024-10-01: 2 negativeWeek of 2024-11-01: 2 positiveWeek of 2024-12-01: 1 positiveWeek of 2024-12-01: 1 negativeWeek of 2025-01-01: 4 positiveWeek of 2025-01-01: 1 negativeWeek of 2025-02-01: 3 positiveWeek of 2025-02-01: 2 negativeWeek of 2025-03-01: 1 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 2 positiveWeek of 2025-05-01: 4 positiveWeek of 2025-06-01: 3 positiveWeek of 2025-06-01: 2 negativeWeek of 2025-07-01: 5 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 2 positiveWeek of 2025-09-01: 1 positiveWeek of 2025-09-01: 2 negativeWeek of 2025-10-01: 1 positiveWeek of 2025-11-01: 3 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 1 positiveWeek of 2026-01-01: 2 positiveWeek of 2026-02-01: 3 positiveWeek of 2026-03-01: 1 positiveWeek of 2026-04-01: 1 positiveWeek of 2026-04-01: 2 negativeWeek of 2026-05-01: 4 positiveWeek of 2026-06-01: 4 positiveWeek of 2026-07-01: 1 positiveWeek of 2026-08-01: 5 positiveWeek of 2026-08-01: 2 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

4631022026-08-11 18:00 — 183 players2026-08-12 09:00 — 295 players2026-08-13 01:00 — 243 players2026-08-13 17:00 — 213 players2026-08-14 09:00 — 339 players2026-08-15 01:00 — 286 players2026-08-15 16:00 — 283 players2026-08-16 08:00 — 463 players2026-08-17 00:00 — 155 players2026-08-17 16:00 — 186 players2026-08-18 08:00 — 254 players2026-08-19 00:00 — 148 players2026-08-19 16:00 — 229 players2026-08-20 07:00 — 214 players2026-08-20 23:00 — 120 players2026-08-21 15:00 — 328 players2026-08-22 07:00 — 385 players2026-08-22 22:00 — 197 players2026-08-23 14:00 — 337 players2026-08-24 06:00 — 207 players2026-08-24 22:00 — 102 players2026-08-25 14:00 — 308 players2026-08-26 05:00 — 184 players2026-08-26 22:00 — 115 players2026-08-27 13:00 — 321 players2026-08-28 05:00 — 172 players2026-08-28 21:00 — 155 players2026-08-29 13:00 — 418 players2026-08-30 05:00 — 373 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$59.99$23.992016-07-282026-08-102016-07-28 — best price $59.992016-11-01 — best price $59.992016-12-22 — best price $30.002017-02-09 — best price $41.992017-03-20 — best price $41.992017-06-22 — best price $23.992017-06-25 — best price $59.992017-07-14 — best price $30.002017-09-26 — best price $30.002017-11-20 — best price $30.002017-11-23 — best price $30.002017-12-21 — best price $23.992018-01-04 — best price $59.992018-02-19 — best price $59.992018-06-22 — best price $23.992018-11-20 — best price $24.992018-11-27 — best price $59.992019-02-05 — best price $23.992019-02-12 — best price $59.992020-01-02 — best price $59.992020-01-27 — best price $59.992020-03-09 — best price $59.992021-04-22 — best price $29.992021-10-25 — best price $23.992022-04-27 — best price $29.992023-03-29 — best price $29.992023-09-11 — best price $29.992024-03-25 — best price $23.992024-08-08 — best price $29.992024-09-23 — best price $29.992025-01-20 — best price $29.992025-04-24 — best price $29.992025-06-09 — best price $29.992025-11-17 — best price $29.992026-02-09 — best price $29.992026-04-23 — best price $29.992026-06-04 — best price $26.992026-07-27 — best price $26.992026-08-10 — best price $59.99
Lowest recorded price across tracked stores, per day (census snapshots).

Twitch viewers

302026-08-27 01:34 — 0 viewers2026-08-27 03:34 — 0 viewers2026-08-27 05:34 — 0 viewers2026-08-27 07:33 — 0 viewers2026-08-27 09:33 — 2 viewers2026-08-27 11:34 — 1 viewers2026-08-27 13:34 — 0 viewers2026-08-27 15:34 — 0 viewers2026-08-27 17:34 — 0 viewers2026-08-27 19:34 — 0 viewers2026-08-27 22:34 — 0 viewers2026-08-28 00:34 — 0 viewers2026-08-28 02:34 — 0 viewers2026-08-28 04:34 — 0 viewers2026-08-28 06:34 — 0 viewers2026-08-28 08:34 — 0 viewers2026-08-28 10:34 — 0 viewers2026-08-28 12:34 — 0 viewers2026-08-28 14:34 — 1 viewers2026-08-28 16:35 — 2 viewers2026-08-29 14:34 — 0 viewers2026-08-29 16:34 — 0 viewers2026-08-29 18:34 — 0 viewers2026-08-29 21:34 — 0 viewers2026-08-29 23:34 — 0 viewers2026-08-30 01:34 — 0 viewers2026-08-30 03:34 — 0 viewers2026-08-30 05:34 — 0 viewers2026-08-30 07:34 — 1 viewers2026-08-30 09:34 — 3 viewers2026-08-30 11:34 — 1 viewers2026-08-30 13:34 — 2 viewers2026-08-30 15:34 — 0 viewers2026-08-30 16:35 — 0 viewers
Hourly Twitch viewers (census snapshots).

Completion

29
achievements tracked
85.4%
earned "First Battle"
51.6%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsSteam CloudFamily Sharing

2 supported languages: Japanese, Traditional Chinese

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)44911%29
PS4 (PlayStation)36615%29

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Player tags

3DRPGRTSWarWargameMilitaryStrategyDiplomacyHistoricalSimulation

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

Order of Battle: World War IITears of AviaCthulhu RealmsLife is Feudal: Forest VillageMashinkyNOBUNAGA'S AMBITION: TaishiAncient CitiesField of Glory: Empires

Similarity via IGDB.

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