100+
Downloads
Content rating
Teen
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About this game

★★★★Please read before purchasing★★★★
Please be sure to check the [Compatible Devices] at the URL below before purchasing.

https://faq.universal-777.com/device/

*Purchases made on devices not included in the [Compatible Devices] list, and any problems or malfunctions, will not be covered by any support, including refunds. Please understand this in advance.

We plan to add compatible devices sequentially.

We will update the "Latest Information" on this page when new devices are added.

This application requires approximately 200MB of free space on either internal or external storage (microSD card).

Also, due to Google Play specifications, it is not possible to move data from internal to external storage for this application.

Downloading this application and purchasing add-ons will incur data charges, so we strongly recommend subscribing to a flat-rate data plan.

All communication and connection charges related to the use of this service are the responsibility of the customer, and we are not responsible for any speed restrictions imposed by the communication company due to exceeding a certain data usage limit.

Even on devices that have been confirmed to work, there is a possibility that problems such as the application not starting correctly or crashing may occur due to interference from other installed applications.

Please see below for details.

■■Frequently Asked Questions■■
1. Download does not start.
There may be a payment problem. Please contact your payment service provider (Google or mobile carrier).

Google Support:
https://support.google.com/googleplay/digital-content/

2. Download does not complete.
A large amount of resource data is downloaded upon initial launch. Downloads may be interrupted due to data limits on 5G connections, so we strongly recommend downloading in a Wi-Fi environment.

3. The application displays "Waiting for connection" and does not proceed.
This occurs when multiple apps are being downloaded, or when there is a problem with the network environment, Play Store, or device.
Please try changing your Wi-Fi connection, clearing the Play Store cache, restarting your device, etc., and then try downloading again.

4. Installation fails. The application does not start. The screen remains black after launch.

There may be a problem with downloading or extracting resource data. Please uninstall the application, check your available storage space, and try downloading again.

5. The application won't start and displays a security error.
This application restricts launch from the following devices:
(a) Devices that have been illegally modified and obtained root access.
(b) Devices with USB debugging enabled.
Please uncheck [Settings] → [Applications] → [Development] → [USB debugging].
(c) Devices with wireless debugging enabled.
Please uncheck [Settings] → [Applications] → [Development] → [Wireless debugging].

6. Regarding re-downloading
You can download the application multiple times for free using the same account.
You can download it to multiple devices for free using the same account.

■■Notes■■
・The values ​​displayed within the application are simulated values ​​only and may differ from those of actual pachinko machines.

1. This application downloads resource data upon first launch. Saving and extracting resource data requires approximately 200MB of free space on external storage (microSD card) or internal storage. If saving and extracting resource data fails, symptoms such as "Insufficient free space. Please check the free space on your internal storage or microSD card," "Installation failed," or "Won't start" may occur. Please ensure sufficient free space on external storage (microSD card) or internal storage, a stable internet connection, and sufficient battery charge before downloading.

2. If you are traveling abroad, the download may start overseas. This may result in unexpectedly high data charges. Please be careful by turning off automatic updates or completing the download domestically.

3. Depending on your device, there may be delays in operation.

4. The values ​​displayed within the app are simulated values ​​only and differ from actual pachinko machines.

5. Running multiple apps simultaneously may cause unstable operation.

6. Some features of this app require individual payment (add-ons). The following features will be added by making a payment.

Save function (Allows you to save/resume your game results)

Weight cut (Allows you to cut the reel weight)

Settings change (Allows you to select settings at the start of the game)

Auto play (Enables auto play with customizable termination conditions)

Forced win (Allows you to forcibly set small wins/bonus flags)

Sliding reel display (Allows you to display sliding reels when they stop)

Value pack (A value pack that bundles various features)

7. Please note that updating your OS version may prevent installation and proper application operation.

©UNIVERSAL ENTERTAINMENT
Updated on
Apr 8, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

軽微な不具合の修正

App support

About the developer
UNIVERSAL ENTERTAINMENT CORPORATION
app-info@rd.universal-777.com
3-7-26, ARIAKE ARIAKE FRONTIER BLDG. A KOTO-KU, 東京都 135-0063 Japan
+81 50-1721-2131