The Game Census
Onechanbara Z2: Chaos cover art

Onechanbara Z2: Chaos

Tamsoft · D3PUBLISHER · 2016-06-02

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Action

Franchise: Oneechanbara · Modes: Single player

Releases: Jun 02, 2016 (PC (Microsoft Windows)), Jul 21, 2015 (PlayStation 4)

Onechanbara Z2: Chaos is the latest entry in the Onechanbara series. Two sets of buxom vampire sisters battle through over a dozen stages of high-octane real-time swordplay. Fight off the invasion in gruesome detail, occasionally transforming into a demon for short bursts of added power and speed.

1
playing now
79%
positive of 1.1k reviews
Mostly Positive
steam rating
20,000–50,000
owners (SteamSpy est.)
60/100
critic score (8 outlets, IGDB)
66/100
IGDB user rating (13 ratings)
gold
deck/linux tier (ProtonDB)
$39.99
steam price (US)

1 players in-game as of 2026-08-30 11:00 UTC (census sample)

Onechanbara Z2: Chaos is a 2014 hack and slash video game developed by Tamsoft. Part of the Onechanbara series, it is the sequel to the 2012 Japan-exclusive Xbox 360 title OneChanbara Z ~ Kagura ~ , and the first game in the series to be localized since Onechanbara: Bikini Samurai Squad and OneChanbara: Bikini Zombie Slayers in 2009.

Health check

Quietly active
  • · 1 players in-game at the last census sample.
  • · 43 reviews in the last 8 weeks (~5/week).
  • · Review velocity up 34% vs the prior 8 weeks.
  • · Top 34% of 10,904 Action games in the census by review count.
Estimated sales: 26k–63k copies

Review-multiple estimate from 1,058 total reviews — how this is computed.

Current store prices

lowest across shops (ITAD)$9.36-77%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $6.99 at WinGameStore (2025-04-07) · bundled 2×via IsThereAnyDeal

12-month high $39.99 · on sale 56 of 83 observed days (census price snapshots)

Review momentum

PositiveNegative
141420172026Week of 2017-12-01: 6 positiveWeek of 2018-01-01: 3 positiveWeek of 2018-01-01: 3 negativeWeek of 2018-02-01: 8 positiveWeek of 2018-02-01: 3 negativeWeek of 2018-03-01: 1 positiveWeek of 2018-03-01: 3 negativeWeek of 2018-04-01: 2 negativeWeek of 2018-05-01: 3 positiveWeek of 2018-06-01: 11 positiveWeek of 2018-06-01: 4 negativeWeek of 2018-07-01: 4 positiveWeek of 2018-07-01: 2 negativeWeek of 2018-08-01: 1 positiveWeek of 2018-09-01: 3 positiveWeek of 2018-09-01: 3 negativeWeek of 2018-10-01: 2 negativeWeek of 2018-11-01: 2 positiveWeek of 2018-11-01: 1 negativeWeek of 2018-12-01: 5 positiveWeek of 2018-12-01: 2 negativeWeek of 2019-01-01: 3 positiveWeek of 2019-01-01: 2 negativeWeek of 2019-02-01: 6 positiveWeek of 2019-02-01: 1 negativeWeek of 2019-03-01: 13 positiveWeek of 2019-03-01: 3 negativeWeek of 2019-04-01: 1 positiveWeek of 2019-04-01: 1 negativeWeek of 2019-05-01: 5 positiveWeek of 2019-05-01: 1 negativeWeek of 2019-06-01: 5 positiveWeek of 2019-07-01: 5 positiveWeek of 2019-07-01: 1 negativeWeek of 2019-08-01: 1 positiveWeek of 2019-08-01: 1 negativeWeek of 2019-09-01: 10 positiveWeek of 2019-09-01: 7 negativeWeek of 2019-10-01: 8 positiveWeek of 2019-10-01: 3 negativeWeek of 2019-11-01: 6 positiveWeek of 2019-11-01: 1 negativeWeek of 2019-12-01: 9 positiveWeek of 2019-12-01: 2 negativeWeek of 2020-01-01: 9 positiveWeek of 2020-01-01: 1 negativeWeek of 2020-02-01: 8 positiveWeek of 2020-02-01: 1 negativeWeek of 2020-03-01: 13 positiveWeek of 2020-03-01: 7 negativeWeek of 2020-04-01: 10 positiveWeek of 2020-04-01: 2 negativeWeek of 2020-05-01: 9 positiveWeek of 2020-06-01: 4 positiveWeek of 2020-06-01: 3 negativeWeek of 2020-07-01: 12 positiveWeek of 2020-08-01: 2 positiveWeek of 2020-08-01: 3 negativeWeek of 2020-09-01: 3 positiveWeek of 2020-09-01: 4 negativeWeek of 2020-10-01: 14 positiveWeek of 2020-10-01: 2 negativeWeek of 2020-11-01: 9 positiveWeek of 2020-11-01: 1 negativeWeek of 2020-12-01: 3 positiveWeek of 2021-01-01: 3 positiveWeek of 2021-02-01: 4 positiveWeek of 2021-02-01: 2 negativeWeek of 2021-03-01: 13 positiveWeek of 2021-03-01: 5 negativeWeek of 2021-04-01: 5 positiveWeek of 2021-04-01: 2 negativeWeek of 2021-05-01: 2 positiveWeek of 2021-05-01: 1 negativeWeek of 2021-06-01: 1 positiveWeek of 2021-07-01: 3 positiveWeek of 2021-07-01: 1 negativeWeek of 2021-08-01: 3 positiveWeek of 2021-08-01: 3 negativeWeek of 2021-09-01: 3 positiveWeek of 2021-10-01: 5 positiveWeek of 2021-10-01: 3 negativeWeek of 2021-11-01: 9 positiveWeek of 2021-11-01: 2 negativeWeek of 2021-12-01: 4 positiveWeek of 2022-01-01: 1 positiveWeek of 2022-02-01: 4 positiveWeek of 2022-03-01: 5 positiveWeek of 2022-03-01: 3 negativeWeek of 2022-04-01: 10 positiveWeek of 2022-04-01: 1 negativeWeek of 2022-05-01: 5 positiveWeek of 2022-06-01: 3 positiveWeek of 2022-07-01: 1 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-09-01: 4 positiveWeek of 2022-10-01: 1 positiveWeek of 2022-11-01: 5 positiveWeek of 2022-11-01: 1 negativeWeek of 2022-12-01: 6 positiveWeek of 2023-01-01: 3 positiveWeek of 2023-02-01: 3 positiveWeek of 2023-03-01: 3 positiveWeek of 2023-03-01: 1 negativeWeek of 2023-04-01: 3 positiveWeek of 2023-05-01: 8 positiveWeek of 2023-06-01: 2 positiveWeek of 2023-07-01: 4 positiveWeek of 2023-08-01: 1 positiveWeek of 2023-09-01: 5 positiveWeek of 2023-09-01: 1 negativeWeek of 2023-10-01: 2 positiveWeek of 2023-10-01: 2 negativeWeek of 2023-11-01: 2 positiveWeek of 2023-12-01: 6 positiveWeek of 2024-01-01: 2 positiveWeek of 2024-01-01: 1 negativeWeek of 2024-02-01: 4 positiveWeek of 2024-03-01: 4 positiveWeek of 2024-03-01: 3 negativeWeek of 2024-04-01: 5 positiveWeek of 2024-05-01: 7 positiveWeek of 2024-06-01: 3 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 5 positiveWeek of 2024-08-01: 2 positiveWeek of 2024-09-01: 6 positiveWeek of 2024-09-01: 2 negativeWeek of 2024-10-01: 2 positiveWeek of 2024-10-01: 2 negativeWeek of 2024-11-01: 3 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 5 positiveWeek of 2024-12-01: 3 negativeWeek of 2025-01-01: 3 positiveWeek of 2025-01-01: 2 negativeWeek of 2025-02-01: 4 positiveWeek of 2025-03-01: 9 positiveWeek of 2025-04-01: 1 positiveWeek of 2025-04-01: 1 negativeWeek of 2025-05-01: 2 positiveWeek of 2025-05-01: 2 negativeWeek of 2025-06-01: 5 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 4 positiveWeek of 2025-09-01: 3 positiveWeek of 2025-10-01: 4 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 7 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 5 positiveWeek of 2025-12-01: 3 negativeWeek of 2026-01-01: 8 positiveWeek of 2026-02-01: 5 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 8 positiveWeek of 2026-04-01: 1 positiveWeek of 2026-05-01: 1 positiveWeek of 2026-06-01: 6 positiveWeek of 2026-07-01: 5 positiveWeek of 2026-08-01: 4 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

702026-08-12 01:00 — 2 players2026-08-12 17:00 — 1 players2026-08-13 08:00 — 4 players2026-08-14 00:00 — 6 players2026-08-14 16:00 — 1 players2026-08-15 08:00 — 5 players2026-08-16 00:00 — 6 players2026-08-16 16:00 — 4 players2026-08-17 08:00 — 3 players2026-08-18 00:00 — 7 players2026-08-18 15:00 — 7 players2026-08-19 07:00 — 1 players2026-08-19 23:00 — 2 players2026-08-20 15:00 — 5 players2026-08-21 06:00 — 1 players2026-08-21 22:00 — 6 players2026-08-22 14:00 — 3 players2026-08-23 06:00 — 3 players2026-08-23 21:00 — 2 players2026-08-24 13:00 — 4 players2026-08-25 05:00 — 3 players2026-08-25 20:00 — 2 players2026-08-26 12:00 — 1 players2026-08-27 04:00 — 0 players2026-08-27 20:00 — 0 players2026-08-28 12:00 — 0 players2026-08-29 03:00 — 2 players2026-08-29 19:00 — 0 players2026-08-30 11:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$39.99$6.482016-06-032026-08-242016-06-03 — best price $27.992016-11-21 — best price $39.992017-03-31 — best price $39.992017-11-28 — best price $39.992018-07-05 — best price $39.992019-01-10 — best price $15.992019-06-25 — best price $15.992019-10-29 — best price $39.992020-01-21 — best price $9.992020-06-25 — best price $9.992020-11-25 — best price $11.192021-04-09 — best price $39.992021-09-29 — best price $9.992022-02-04 — best price $9.992022-07-15 — best price $9.992022-11-22 — best price $9.992023-03-23 — best price $39.992023-08-18 — best price $9.992024-01-04 — best price $39.992024-05-06 — best price $39.992024-07-09 — best price $39.992024-09-25 — best price $39.992024-11-27 — best price $9.992025-01-25 — best price $9.602025-02-06 — best price $33.192025-04-08 — best price $9.602025-05-14 — best price $37.992025-07-22 — best price $33.122025-09-03 — best price $36.802025-10-09 — best price $7.212025-11-20 — best price $6.482025-12-04 — best price $35.492026-02-03 — best price $33.592026-02-27 — best price $33.172026-05-01 — best price $8.062026-06-15 — best price $39.992026-08-24 — best price $9.36
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

84122026-05-27 — 22 pageviews2026-05-30 — 31 pageviews2026-06-02 — 21 pageviews2026-06-05 — 18 pageviews2026-06-08 — 28 pageviews2026-06-11 — 41 pageviews2026-06-14 — 66 pageviews2026-06-17 — 47 pageviews2026-06-20 — 23 pageviews2026-06-23 — 26 pageviews2026-06-26 — 27 pageviews2026-06-29 — 54 pageviews2026-07-02 — 31 pageviews2026-07-05 — 12 pageviews2026-07-08 — 36 pageviews2026-07-11 — 32 pageviews2026-07-14 — 25 pageviews2026-07-17 — 30 pageviews2026-07-20 — 36 pageviews2026-07-23 — 30 pageviews2026-07-26 — 23 pageviews2026-07-29 — 39 pageviews2026-08-01 — 24 pageviews2026-08-04 — 45 pageviews2026-08-07 — 31 pageviews2026-08-10 — 26 pageviews2026-08-13 — 33 pageviews2026-08-16 — 60 pageviews2026-08-19 — 84 pageviews2026-08-22 — 25 pageviews2026-08-24 — 29 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Completion

44
achievements tracked
80.9%
earned "The Beginner"
5.2%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsFull controller supportSingle-playerSteam AchievementsFull controller supportSteam Trading CardsSteam LeaderboardsRemote Play on TVFamily Sharing37 DLC

1 supported languages: English

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
PS4 (PlayStation)6,21113%44
PS4 (PlayStation)4,23617%44
Steam (Steam)2,2464%44

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

Player tags

GoreAnimeActionMatureNudityViolentZombiesBeat 'em upHack and SlashSexual Content

Census log

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

Players also track

F.E.A.R. 2: Project OriginDon't Knock TwiceHow to Survive 2DARQ: Complete EditionDying Light 2 Stay Human: Reloaded EditionShadows: AwakeningWarhammer: ChaosbaneApsulov: End of Gods

Similarity via IGDB.

Official site ↗Wikipedia ↗