Koi Princess is a 5-reel 3-row slot game by Net Entertainment, with Random Features enabled for 1 spin, Bonus Features, Wild Substitutions, Bonus Symbols and a Bonus Bet mode. The game is played with 20 bet lines (fixed), 1-10 bet levels and different coin values. A Bonus Bet option can be activated for each spin, which doubles the cost of a spin and increases the probability of awarding a Random Feature and a Bonus Feature as well as changing values on the Bonus Wheel and increases sure coin wins for Free Spins.