Koi Princess Slots Machine

Join the Koi Princess and visit the orient in May 2023. Face roaring waves, meet cute dragons, and collect lucky gold coins. Are you ready to go on an adventure with the Koi Princess?

Koi Princess Slots is a 5-reel, 20 payline, online video slot game, with an Anime theme. Developed by NetEnt, this medium variance casino game has an RTP of 96%. Free Spins, 5-Hit Random Feature and Wave Wilds can help you win up to £5,000. There is a minimum bet of 20p and a maximum bet of £400. 

Read more about how to win golds along the way with wild symbols, free spin rounds, and bonus features in this Koi Princess Slot Review.

Best Koi Princess Slots Sites

From our research, we have created a list of the Koi Princess Slots Sites in May 2023:

  • MrQ

    MrQ Logo

    First deposit only. Min deposit & spend £10. Max 30 spins on Big Bass Splash at 10p per spin. Spins credited upon spend of £10.

    Full T&C's Apply

  • Wizard Slots

    Wizard Slots Logo
    500 FREE SPINS

    New Players Only, Min Deposit £10, £8 Max Win Per 10 Spins, Max Bonus Conversion Equal To Lifetime Deposits (Up To £250), 65X Wagering Requirements.

    Full T&C's Apply

  • PlayOJO Casino

    Play Ojo Logo

    First deposit only. 50 Free Spins on Book of Dead slot. Free Spin valued at £0.10. OJO’s Rewards and Game Play policy applies.

    Full T&C's Apply

  • Unibet Slots

    Unibet Slots Logo
    DEPOSIT £10 GET £40

    18+ begambleaware.org. New Customers only. Minimum Deposit £10 and Get £40 in Casino Bonus Funds. Debit card only. Up to 50x wagering, game contributions vary, max. stake applies, new customers must opt in and claim offer within 24 hours and use within 30 days.

    Full T&C's Apply

  • Playzee

    Playzee Logo
    100% UP TO £300 BONUS + 100 ZEE SPINS

    18+. New players only. Min Deposit £20 Max Bonus Bet £5 Winnings from spins capped at £50 100 Zee Spins valid on Starburst (first 10 credited immediately upon first deposit; rest credited at 07:00 GMT at 10/day). Spins must be used by 23:59 GMT of the day on which they are credited to player account, any unused shall be removed. Bonus funds must be used within 30 days. Bonus funds are separate to Cash funds, and subject to 35x wagering (bonus + cash). Full terms apply. BeGambleAware.org.

    Full T&C's Apply

  • WatchMySpin

    WatchMySpin Logo
    UP TO £100 + FREE SPINS

    New players only. Wagering occurs from real balance first. 50x wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 days from receipt. Max conversion: 3 times the bonus amount. Withdrawal requests voids all active/pending bonuses. Excluded Skrill deposits.

    Full T&C's Apply

  • Slots Magic

    Slots Magic Logo
    UP TO £50 + 50 FREE SPINS

    First Deposit Only. Min. deposit: £10, max. Bonus £50. Game: Rich Wilde and the Book of Dead, Spin Value: £0.10, Max Extra Spins:50. WR of 30x Deposit + Bonus amount and 60x Extra Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the extra spin winnings and bonus amount or £5 (lowest amount applies). Extra Spins must be used before deposited funds. Bonus Policy Applies.

    Full T&C's Apply

  • Pots of Luck

    Pots of Luck Logo
    UP TO £200

    New players only. Wagering occurs from real balance first. 50X wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 days from receipt. Max conversion: 3 times the bonus amount. Withdrawal requests voids all active/pending bonuses. Excluded Skrill deposits.

    Full T&C's Apply

  • MFortune Slots

    mFortunte Slots Logo

    18+. New players only. 20x wagering requirement. Expires after 7 days. Max withdrawal from bonus winnings £50. T&Cs apply, BeGambleAware.org

    Full T&C's Apply

  • Slotzo

    Slotzo Logo
    UP TO £150 + 50 EXTRA SPINS

    18+. New Players Only. Min. deposit £20. UK players. Max. bonus 1st deposit £50 and 2nd deposit £100. Max wins from spins £100. 35x wagering applies, within 21 days. 20 spins on 1st deposit and 30 spins on 2nd deposit. Spins available on specific games. Spins expire after 24 hours.

    Full T&C's Apply

About Koi Princess Slot

Koi Princess is a game with five reels and three rows. It runs on 20 paylines. The game was released in November 2015.

The game is based in Asia with anime-themed illustrations inspired manga publications . It has many special features that help a player win big prizes. This includes wilds, multipliers, and even free spins.

Koi Princess illustrations are inspired by anime. The colours of the game are in bright pastel colours. Bamboo sticks are also featured prominently in the game.

The background of the game is out in a garden with pink cherry blossoms and a lake. A temple looks over the scene from the upper left corner of the screen. The right side of the reel is dominated by a majestic waterfall.

The control panel is at the bottom of the screen. All the essential information and necessary buttons to play the game are on the control panel. The buttons are in green textured buttons.

The icons of the game are iconic Asian illustrations and playing card symbols. A traditional oriental song plays on the background while the game is ongoing. The symbols that form a winning combination on the reels are animated and highlighted by lightning.

Slot Info

Koi Princess SlotsAttributes

Casino Game:

Koi Princess Slot Game


20 winning combinations


5 reel slots game


NetEnt Games

Minimum Bet:


Max Bet:



Medium Variance Slots Games



Slot Theme: 


Bonus Features:

Dragons Bonus, Koi Free Spins, 5-Hit Random Feature, Sunset Wild Reels, Wave Wilds

Max Win:


Free Spins:


Release Date:

24th November 2015

How to Play Koi Princess Slot Online

There are several things that a player has to set up before gathering wins with the Koi Princess. These are the Bet Level and the Coin Value.

  • The Koi Princess Coin Value can be adjusted using the + and – buttons on the control panel. The smallest coin value needed to play the game is 0.01. The biggest coin value allowed in the game is 1.
  • The Bet Level is the number of coins placed as bets on every payline. The lowest bet level in the Koi Princess Slot is 1. The highest bet level is 10.
  • After customizing the games coin value and the bet levels, a player can start playing the game by clicking on the round Spin button. When a player wants to automatically play at the highest level, they can click on the Bet Max button.

Koi Princess is designed to be playable on tablets and mobile phones. It is compatible with both Apple and Android devices.

Interactive Features

The Koi Princess equips the player with different special features to help them get the chance to win bigger prizes. These Koi Princess features include a wild symbol; a scatter symbol and a free spins round. Koi Princess also has a bonus game.

  • Bonus Bet. A bonus bet can be triggered for every spin. There are many advantages if the bonus bet is triggered. It increases the chances of getting a bonus feature and a random feature. It also doubles the cost of a spin.
  • Wild Waves. The wild symbol of the game is a couple of waves crashing with the word Wild. The wild can substitute for other symbols to complete winning combinations. The wild also pays on its own.

Landing two matches will pay four while a three-of-a-kind combination pays 100. Lining up four matching wilds will pay 300 while a matching wild on all five reels pays 500.

  • Random Base Features. Koi Princess has several random features in the game. These are the Random Wilds, 5-Hit Symbols, Wild Reels, and Bonus Activation.
    • Random Wilds. This random feature lets the player play a free spin round with a reel overlay that covers between 4 to 9 tiles randomly on the reels.
    • 5-Hit Symbols. The 5-Hit Feature gives a player one free spin that has a guaranteed five-of-a-kind combination of a random symbol on a random payline.
    • Wild Reels. This feature gives the player overlaying wilds over between two to five reels.
    • Bonus Activation. This Bonus Activation gives a player one free spin with three bonus symbols. One of the bonus features will be randomly awarded to the player.
  • Koi Princess Autoplay Option. The Koi Princess Autoplay gives a player the choice to spin the reels for several turns automatically. The player selects the number of turns they want to spend the reels spinning.


What Symbol Trigger the Koi Princess Slot Bonus Free Spins?

Koi Princess Slot gives its players a bonus spin round.

  • Dragons Bonus Features. The Koi Princess Slot bonus symbol is the profile of a dragon. This dragon bonus symbol only appears on the first, third, and fifth reels. Landing all three of the bonus features activates one of four bonus features.
  • Koi Free Spins. When one of the following features is awarded, the free spins round associated will start.
    • Sure Win Free Spins. The Sure Win Symbol is five golden coins. This bonus feature gives a player 10 Sure Win free spins. The first spin in this feature awards a player with the sure win equal to the players bet.

This is 20 coins times the bet level for standard mode. If the bonus bet is activated when this feature is triggered, it is 40 coins multiplied by the bet level.

  • Wild Reels Free Spins. This symbol is a golden dragon between the two phrases in blue. A player receives ten free spins from this feature. During this feature, between 1 to 5 reels will have a Wild overlay.
  • Bonus Wheel. The Bonus Wheel gives a player the chance to win coins and to trigger two other bonus features. This Bonus Wheel feature takes the player to another screen with a golden wheel that has 12 sections. To spin the wheel, a player clicks on the dice on the right side.
  • Coin Win. This feature gives the player instant coin wins.


Paylines and Stakes

To win at Koi Princess Slot, a player has to line up at least three matching symbols across an active payline.

The low-paying icons on the game are traditional playing card symbols. The symbols are designed in textured font with gold borders. This includes 10, J, Q, K, and the Ace.

The symbols with the higher pay rates are different oriental items illustrated like an anime. There are gold coins and a red dragon idol. This also includes a green jade idol and the Koi Princess herself.

Here are the symbols arranged from the lowest payer to the highest payer. The first value beside each Koi Princess symbol is the pay for completing a three-of-a-kind, then followed by the pay for a four-of-a-kind. The last value is the pay for landing a matching symbol in all five reels.

  • 10 = 5, 20, 100
  • J = 5, 25, 110
  • Q = 5, 30, 120
  • K = 10, 40, 140
  • A = 10, 50, 160
  • Three Gold Coins with Blue Ribbons = 20, 75, 200
  • Green Jade Idol = 20, 100, 250
  • Red Dragon Idol = 30, 150, 300

The highest paying symbol is the Koi Princess. It pays 2 for appearing twice and 40 for appearing thrice. A four-of-a-kind pays 200, and a matching symbol on all five reels pays 400.


Koi Princess Slot Game Software

Koi Princess is a video-based slot game. It is a development by the company NetEnt. This game will be shifted to new software as part of NetEnt’s migration to HTML5.

NetEnt owns a vast network of progressive jackpots. The company has started from humble beginnings, but they have now come a long way as one of the best game providers in the industry.


What is the Koi Princess Slot RTP?

Koi Princess Slot has an RTP rate of 96%. This rate promises players with high returns whenever they play the game.

What is the Koi Princess Slot Variance?

Koi Princess Slot is a game with medium variance. The medium variance assures the player that they can land regular wins throughout the game.



Koi Princess has many exciting bonus games and additional base features. The graphics are cute, but the soundtrack can be distracting. Having many chances to win makes it a worthy game for all players of different budget ranges in May 2023.

If the player includes a progressive jackpot in the game can make it more popular. The Koi Princess is a game that will give you an immense fortune.

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A freelance writer who loves to research all areas of online casinos. As a Journalism Graduate, I enjoy copywriting and reviewing all the latest slot machine games released. With many iGaming articles published in Birmingham Mail, Manchester Evening News & Daily Mail. Currently working remote and enjoying the freedom.