We all must have heard about Koi fishes that are often referred to as decorative fishes. They are housed normally in big aquariums for the purpose of embellishment and it is difficult to miss them during a visit there. Now, you can also create your own origami Koi fishes to adorn your artificial origami aquarium or just use it as a wall hanging at home. They are easy to make and look great if they are placed in the appropriate location.
Go through this YouTube link, learn the procedures and try to make some of those attractive Koi fishes. Use colorful and printed paper to add more authenticity to your models.