Steam release scheduled · App 5318580

Jyoka -Castle town-

View on Steam ↗Updated Awaiting first sample
  • Single-player
  • Steam Achievements
  • Camera Comfort
  • Custom Volume Controls
  • Adjustable Difficulty
  • #category_playable_at_your_own_pace
  • Playable without Timed Input
  • Save Anytime
Steam

Store data

Store status
Coming soon
Scheduled release
15 November 2026
Positive reviews
—
Total reviews
—
Release date
15 November 2026
Player tracking—Begins when the game launches
Release date15 November 2026Scheduled by Steam
Store statusComing soonSteam store listing
Steam rating—0 reviews
Steam metadata

Game information

Details supplied by the Steam store
App ID
5318580
App type
Game
Developer
Publisher
Supported systems
Windows
Genres
Indie, Simulation, Strategy
Release date
15 November 2026
Last player update
Awaiting first sample
Steam store data

System requirements

Supplied by the developer on Steam

Windows

Minimum
Requirement
Requires a 64-bit processor and operating system
OS
Windows11 64bit
Processor
Intel Core i7-10750H CPU @ 2.60GHz
Memory
16 GB RAM
Graphics
NVIDIA GeForce RTX 3060 Laptop GPU
Storage
6 GB available space
Additional Notes
Performance in virtual or emulated environments is not guaranteed.
Recommended
Requirement
Requires a 64-bit processor and operating system
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Player history

Concurrent players

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24-hour and 7-day views use hourly peaks from ten-minute samples. Longer views use retained daily peaks. Up to 24 recent event markers are shown per layer.

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Long-term history

Monthly players breakdown

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About this game

Description

Supplied by the Steam store

"Jyoka" is a castle town building strategy game set in 16th-century Sengoku-era Japan.

Choose a territory from across Japan to serve as the heart of your castle town, employ capable vassals, gather domain resources, and construct various buildings and fields.

By granting land (rice paddies) to your vassals, you impose duties of labor and military service, forging a master-servant bond.

Your town begins under attack by wildlife and bandits, requiring you to defend it against invasions by neighboring lords and regional daimyo using fences, moats, stone walls, turrets, and keep structures.

Once your domain stabilizes, turn the tide and launch siege battles against enemy castles.

Capture all 70+ enemy castles modeled after real historical fortresses to achieve the unification of Japan.

■ Three Major Phases

* Castle Town Building Phase

* Castle Defense Phase

* Enemy Castle Siege Phase

This game is a city-building strategy game that seamlessly integrates these three phases.

You can finely adjust the game difficulty; lower the enemy aggressiveness to focus on town building, or increase it to face frequent raids and invasions.

Once your domain is stabilized, you can invade neighboring provinces and rule other lands by capturing enemy castles.

■ Castle Town Building Phase (Reconstruction from Ruins)

You play as the ruler of a minor local power known as Kunishū, leading a regional force.

In 16th-century Japan—the Sengoku period—wildlife inhabited the surrounding forests, while superior rival lords, regional daimyo, and renowned powerful daimyo surrounded your domain, making it an era where maintaining independence was exceedingly difficult for minor forces.

In this era, rice served as both food and the stipend paid to samurai vassals.

Lords developed new lands to expand rice paddies, granted portions to vassals, and levied labor and military obligations scaled to land size, pursuing policies of national prosperity and military strength to develop their castle towns.

In the first tier, you begin by gathering resources in a ruined wasteland devastated by bandit attacks, aiming to construct your first rice paddies.

■ Features in Town Building Mode (Unlocked as Tiers Increase)

* Construction

Construct designated buildings when requirements such as resources, construction costs, unlocked technologies, and event conditions are met.

(Example: Building a Woodcutter's Hut causes workers to travel to the nearest forest, chop timber, transport it to the storage yard, and return to the hut. Keeping forests, huts, and storage yards close together optimizes efficiency.)

* Trade

Construct commercial facilities like Traveling Markets to buy and sell goods. In the early game, most items except rice can only be bought; however, completing conditions or obtaining local specialties allows you to sell them.

* Decrees (Laws)

Adjust six tax rates. Raising tax rates increases public discontent, while lowering them increases satisfaction.

High satisfaction attracts immigrants from neighboring regions.

You can also adjust the mobilization rate for forced labor.

* Recruitment

Expand your vassal pool by promoting a private soldier to Infantry Leader, or by recruiting samurai seeking employment as Infantry Leaders.

Prospective vassals demand different stipends based on their abilities.

* Vassals

Manage vassal promotions, pay raises, demotions, and dismissals.

(Family members such as sons can receive pay adjustments or be sent to a monastery.)

When an Infantry Leader reaches a stipend of 3,000 or more in rice paddies, they can be promoted to Samurai General.

Assigning vassals to facilities activates unique skills, greatly boosting facility performance.

Additionally, in siege defense or enemy siege battles, the number of troops a vassal commands scales with their granted land size.

* Military

Issue orders to vassals at deployable facilities, including domain deployment, training, and equipment changes.

(Equipment: Sword, Spear, Long Pike, Bow, Cavalry, Matchlock)

* Technology

Unlock various technologies from the tech tree.

Unlocking technologies requires tech points, which are generated by constructing Tech Labs and assigning vassals to them.

* Diplomacy

Once you control one of the 73 provinces, diplomacy with neighboring domains becomes available.

To conduct diplomacy, place a vassal as a diplomat in a Palace (Hall) or Palace (Great Hall) and set a budget for automatic goodwill diplomacy.

Setting the budget to 0 halts goodwill diplomatic efforts.

* Battle

When not subservient to another force, you can invade other forces or neighboring provinces.

Select a target province, assign a commander-in-chief, select participating vassals, and set military rations and equipment to initiate a siege battle.

If the protagonist serves as commander-in-chief, you will manually command the siege. If assigned to a family member, it becomes an automated battle resolved later. Normally hidden, the victory probability is displayed if a strategist is assigned to a Palace (Study).

* Resources+

View additional resource counts not constantly shown on the main HUD panel.

* Trends

Check demographic and data trends over time, such as population changes.

* Settings

Adjust difficulty, castle name, and player name.

Lowering difficulty after starting a game affects achievements such as trophies.

* HELP

View control guides and detailed descriptions of officer skills.

* Save Methods

For overwrite saves, toggle "Save Next Month" in the top right; when the button turns blue, the game saves automatically at the start of the next month.

For new save files, open the options menu via the gear icon in the top right and select "Save New File" at the bottom left to save to a new file at the start of the next month.

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[Video Streaming Guidelines]

Thank you for your interest in "Jyoka."

We warmly welcome the streaming and "Let’s Play" coverage of this game.

As long as you follow the guidelines below, anyone—whether an individual or a corporate entity—is free to stream the game, post videos, or publish reviews.

◆ Scope of Permitted Streaming and Posting

• You may monetize your content, regardless of whether you are an individual or a corporate entity.

• Monetization through features provided by video streaming platforms (such as ad revenue or viewer donations/tips) is also permitted.

◆ Requirements (Mandatory)

• Include a link to the Steam store page: You must include the URL for the game’s Steam store page in the video’s description or summary section.

◆ Prohibited Actions

• Streaming for the purpose of slandering or defaming specific individuals, organizations, the game itself, or the developer.

• Engaging in any activity that violates the laws of any country.

• Extracting and distributing or publishing game assets (such as music, images, or audio) in isolation.

• Streaming or posting content based on versions of the game other than the official Steam release.

*Please note that these guidelines are subject to change without prior notice.

Please check them again before streaming or posting content.

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