Ribon (りぼん) is a monthly Japanese shōjo manga magazine published by Shueisha. It's first issue was in August 1955, its rivals are Nakayoshi and Ciao. Its target audience is young girls roughly 9–13 years old. In 2009, the magazine's circulation was 274,167, down from the previous year's circulation numbers of 330,000. The circulation in 2010 was again down, this time to 243,334.
Issues contain various stories printed on multicolored newsprint, and are often more than 400 pages long. They are distributed with furoku that range from small toys to colorful note paper and other things, with the characters of various Ribon manga on them. Readers can also send in stamps for mail order gifts (zen-in) in some issues.
The manga series from this magazine are later compiled and published in book form under the Ribon Mascot Comics (RMC) imprint.