Free demo, RTP, volatility and bonus features of the Koi Princess™ slot by NetEnt.
Immerse yourself in Japanese culture with NetEnt's Koi Princess. This anime-inspired slot is packed with random features, including 4 different Bonus Games and a unique Bonus Bet mode to increase your winning potential.
Koi Princess™ is an online slot from NetEnt. NetEnt is a pioneer in the iGaming industry, known for producing iconic titles like Starburst and Gonzo's Quest. The studio focuses on high-quality graphics, creative game mechanics, and innovative bonus features that have set industry standards for decades. CasinoCheck runs Koi Princess™ as a browser-based demo.
So the controls, presentation and feature flow can be checked without an account or a real-money stake. Trying the free version first shows whether the pace and interface suit you.
23%, medium volatility and a stated maximum win of 1,000x. The recorded release date is November 24, 2015. Treat the RTP as an average measured over very long play, not as a session forecast.
The volatility rating shows how bumpy the win distribution tends to be, and the max win marks the ceiling of the maths model.
Gameplay tags associated with Koi Princess™ include Sticky Wilds. Use the tags as a quick map of the mechanics, then read the rules below for the recorded feature behaviour. Symbol values and trigger requirements should always be confirmed in the paytable of Koi Princess™ itself.
A practical way to test the demo is to keep the stake steady for fifty spins, then repeat at a different level. Check the info screen before you start and after any change to a setting. So the active paylines and bet size are never a guess.
Longer sessions make it clearer how often Koi Princess™ pays in the base game compared with its feature rounds.
The same game can ship with more than one RTP setting depending on the market and the operator, which makes it worth verifying the numbers in the live client. Demo play is practice, not a forecast. Play with money you can afford to lose, take breaks, and never try to win a loss back.
Koi Princess is a 5-reel, 20-line slot. Activation of the Bonus Bet doubles the cost of spins but increases the probability of hitting a bonus. 4 Random Features can trigger at any time: 5-Hit, Random Wilds, Wild Reels, or Bonus Activation.
3 Bonus symbols on reels 1, 3, and 5 trigger one of 4 Bonus Features: Sure Win Free Spins, Wild Reels Free Spins, Coin Win, or the Bonus Wheel. The Bonus Wheel offers a chance to win coins or trigger the Free Spins features. 63% when Bonus Bet is active.
How to play the Koi Princess™ demo: open the game, wait for the interface to finish loading and review the paytable or help menu before starting. Choose a comfortable virtual stake with the on-screen controls, then begin a round and let the result complete before changing settings. The demo uses play credits.
But the controls and feature sequence are designed to mirror the corresponding game experience.
For this slot format, set the virtual stake and press spin. Winning combinations are evaluated according to the paytable after the reels or grid settle. Check whether the game uses paylines, ways, clusters or another win system. That is because this determines how matching symbols connect. Wilds, scatters and bonus symbols may follow separate rules.
The mechanics recorded for this title are Sticky Wilds. Sticky Wilds remain fixed for the period defined by the relevant feature. So note exactly when they appear and when they reset. Feature labels summarise the catalogue entry. But the game screen determines the exact trigger, duration and payout calculation.
23% RTP, medium volatility and a maximum win of 1,000x. RTP is calculated across a very large number of rounds and cannot forecast a short demo session. Volatility describes the intended risk pattern: higher settings generally mean outcomes may be less frequent and more uneven.
A maximum win is a ceiling and should never be treated as a likely target.
During testing, watch the stake shown before every round, the balance change after settlement, the symbols or events that trigger features and any multiplier that remains active. Try the base game first instead of immediately selecting an optional shortcut.
If autoplay is available, set a limited number of rounds and stop conditions so the session remains easy to follow.
Availability, RTP and feature settings may differ between operators or countries. Always use the paytable and help menu in the exact version being played. Real-money gambling involves financial risk. Use fixed limits, take breaks and never increase a stake to recover a loss.
Last checked: 2026-09-11
Free demo mode: this game runs with play money only — no real-money wagering and no winnings.
18+ only. Gambling involves risk — play responsibly, set deposit and time limits, and never play with money you cannot afford to lose.
Built by NetEnt, Koi Princess™ is an online slot, released in 2015. It is built around sticky_wilds. The demo above loads the complete game with play money, which lets you learn the paytable before risking a real balance.
NetEnt lists a return to player (RTP) of 96.23%, medium volatility and a maximum win of 1,000x for Koi Princess™. In practice that means hit frequency and payout size stay in balance. That suits most session lengths. RTP is a long-run average across millions of spins, not a promise for a single session.
Trying Koi Princess™ in demo mode costs nothing and shows exactly how often the features fire. If you later play for real money, pick the operator by licence, payout speed and bonus terms rather than by the biggest headline offer.
Immerse yourself in Japanese culture with NetEnt's Koi Princess. This anime-inspired slot is packed with random features, including 4 different Bonus Games and a unique Bonus Bet mode to increase your winning potential.
Koi Princess™ is an online slot from NetEnt. NetEnt is a pioneer in the iGaming industry, known for producing iconic titles like Starburst and Gonzo's Quest. The studio focuses on high-quality graphics, creative game mechanics, and innovative bonus features that have set industry standards for decades. CasinoCheck runs Koi Princess™ as a browser-based demo.
So the controls, presentation and feature flow can be checked without an account or a real-money stake. Trying the free version first shows whether the pace and interface suit you.
23%, medium volatility and a stated maximum win of 1,000x. The recorded release date is November 24, 2015. Treat the RTP as an average measured over very long play, not as a session forecast.
The volatility rating shows how bumpy the win distribution tends to be, and the max win marks the ceiling of the maths model.
Gameplay tags associated with Koi Princess™ include Sticky Wilds. Use the tags as a quick map of the mechanics, then read the rules below for the recorded feature behaviour. Symbol values and trigger requirements should always be confirmed in the paytable of Koi Princess™ itself.
A practical way to test the demo is to keep the stake steady for fifty spins, then repeat at a different level. Check the info screen before you start and after any change to a setting. So the active paylines and bet size are never a guess.
Longer sessions make it clearer how often Koi Princess™ pays in the base game compared with its feature rounds.
The same game can ship with more than one RTP setting depending on the market and the operator, which makes it worth verifying the numbers in the live client. Demo play is practice, not a forecast. Play with money you can afford to lose, take breaks, and never try to win a loss back.
Koi Princess is a 5-reel, 20-line slot. Activation of the Bonus Bet doubles the cost of spins but increases the probability of hitting a bonus. 4 Random Features can trigger at any time: 5-Hit, Random Wilds, Wild Reels, or Bonus Activation.
3 Bonus symbols on reels 1, 3, and 5 trigger one of 4 Bonus Features: Sure Win Free Spins, Wild Reels Free Spins, Coin Win, or the Bonus Wheel. The Bonus Wheel offers a chance to win coins or trigger the Free Spins features. 63% when Bonus Bet is active.
How to play the Koi Princess™ demo: open the game, wait for the interface to finish loading and review the paytable or help menu before starting. Choose a comfortable virtual stake with the on-screen controls, then begin a round and let the result complete before changing settings. The demo uses play credits.
But the controls and feature sequence are designed to mirror the corresponding game experience.
For this slot format, set the virtual stake and press spin. Winning combinations are evaluated according to the paytable after the reels or grid settle. Check whether the game uses paylines, ways, clusters or another win system. That is because this determines how matching symbols connect. Wilds, scatters and bonus symbols may follow separate rules.
The mechanics recorded for this title are Sticky Wilds. Sticky Wilds remain fixed for the period defined by the relevant feature. So note exactly when they appear and when they reset. Feature labels summarise the catalogue entry. But the game screen determines the exact trigger, duration and payout calculation.
23% RTP, medium volatility and a maximum win of 1,000x. RTP is calculated across a very large number of rounds and cannot forecast a short demo session. Volatility describes the intended risk pattern: higher settings generally mean outcomes may be less frequent and more uneven.
A maximum win is a ceiling and should never be treated as a likely target.
During testing, watch the stake shown before every round, the balance change after settlement, the symbols or events that trigger features and any multiplier that remains active. Try the base game first instead of immediately selecting an optional shortcut.
If autoplay is available, set a limited number of rounds and stop conditions so the session remains easy to follow.
Availability, RTP and feature settings may differ between operators or countries. Always use the paytable and help menu in the exact version being played. Real-money gambling involves financial risk. Use fixed limits, take breaks and never increase a stake to recover a loss.
Yes. The demo on this page runs Koi Princess™ with play money — no deposit, no account and no download. Demo balances have no cash value and cannot be withdrawn.
Koi Princess™ was developed by NetEnt. You can browse the studio's other titles from the provider page linked at the top of this page.
NetEnt publishes an RTP of 96.23% for Koi Princess™. That figure is a theoretical long-run average; individual sessions can land far above or below it. Some operators run configurable RTP versions, so check the game info screen in the casino you play at.
Koi Princess™ is rated medium volatility, which means hit frequency and payout size stay in balance. That suits most session lengths.
The win cap for Koi Princess™ is 1,000x. Reaching it usually requires the top feature combination, so treat it as a ceiling rather than an expected result.
Koi Princess™ uses sticky_wilds. The demo above is the quickest way to see how often each feature triggers.
Yes. Koi Princess™ runs in the mobile browser on iOS and Android — the demo on this page adapts to portrait screens, and no app install is needed.
All NetEnt slots and free demos