http://www.tankasocietyofamerica.org/ribbons/ribbons-submission-guidelines
Ribbons seeks fresh material of the highest standard to present to our readers. Any tanka with a sensibility that distinguishes the form will be considered. Therefore, we welcome different syllable counts, varying individual styles and techniques, and are open to diverse yet appropriate subject material. We also welcome essays that offer fresh insights and information.
Submission Deadlines
Ribbons submission deadlines are in-hand no later than the following dates:
April 30: Spring/Summer Issue
August 31: Fall Issue
December 31: Winter Issue
Closing soon