How to play?- Control the water temperature and quality of the aquarium and feed the killifish. The killifish will grow on its own while left unattended.- It is enough to feed them at least once every three days! Even cleaning the tank can be done in an instant!- Sell the killifish you grow to earn money to purchase aquarium equipment and layout materials to customize your aquarium!- Create new species of killifish from couplings! Create your own underwater world by combining a wide variety of killifish and layout materials to transform your aquarium into an attractive place.- You can quickly learn how to raise killifish by looking at the tips that appear in the game. You can also review the tips at any time.Features:- You can enjoy the game in your busy daily life, even if you only have 5 minutes a day to spare.- It can be played offline and is a popular leave-it-all game.- There is a full range of healing elements that allow you to spend relaxing time surrounded by attractive music and the sound of water.- As a challenging element, there is the ability to create new species of killifish through coupling and an illustrated book function.In fact, only a small portion of medaka can be purchased at the in-game store. Learn how to raise killifish with tips and tricks, and find all the new species of killifish to complete the picture book.The sight of killifish swimming in a beautiful aquarium will help you calm your mind and relieve stress. Download the game and spend a relaxing time with these unique killifish!~Recommended for people like this! ~- People who are tired of their busy lives and want to have a fun time.- People who are tired of their busy lives and are looking for a game that is fun and has healing elements.- People who want to play games to take care of their pets, but dont want to play games that are tedious and time-consuming!- I want to play a game where I can mix monsters, but I cant help but complete all of them!- I always listen to healing music or the sound of water when I study or work.