Name: Shuriken to Pleats #1
The story revolves around Mikage, a schoolgirl who is the descendent of ninjas. She lives in modern-day Kyushu, and she serves a certain man. - From Goodreads
Honestly, I don't know too much about this manga yet, I do know this is the author who came up with Vampire Knight, one of my favorite manga and anime ever. I love her art style and who doesn't love ninjas?! I don't even know if this will be translated into English, Goddess I hope so.