Unriddling the Daisho-reki Calendar

A.17th year of Tenmei (1787) Daisho-reki [Kabuki actors on fans]

Long months are represented by "Tachiyaku (male part)" players, the short months by "Oyama (female role)" players. Fans should be seen from the upper left in the order of linking. Reportedly, the people back then could tell the name of the actor by checking his family crest.

Long months :
January, April, July, September, October, December
Short months :
February, March, May, June, August, November

The answer is displayed on the image in red. Click the image to toggle the displayed answer on or off.