Marurman uses original Maruman writing paper produced in Japan. Maruman's paper is subjected to thorough quality control by "papermeisters," who are experts in the field of paper, and high quality paper provides a smooth writing experience. Works great with any writing instrument including pencils, ballpoint pens, signs, and fountain pens, and is calibrated to prevent bleeding and bleeding through gel inks and markers. Not only do you study and work but you can also draw illustrations, write a letter or make a recipe book, and have a wide range of possibilities. Marurman loose leaf colored paper is useful for color coding by subject or different content. It is pastel color, so it won't interfere with writing.