The official Twitter account of Sho-Comi announced that the Teito Hatsukoi Shinjuu manga will end in the December issue of Sho-ComiX on November 15th .
Teito Hatsukoi Shinjuu takes place in the Taisho era, and follows the story of Kaori Yoshino, a 16-year-old girl. Kaori marries the famous 20-year-old Earl Tamaki Misono, president of her family's rival company. Although it is an arranged marriage, Kaori cannot resist Misono's love.
The manga then entered its final arc in the Sho-ComiX edition that was released on May 15th.
The 9th volume of the manga will therefore be the final volume, and will be released this winter.
Source: ANN