If you're looking for anime similar to Lady Project, you might like these titles.
On the top secret Moekko Island, a man named Kanzaki Takahiro unconditionally trains combat maids for their duties. When an older inefficient model named Rinia is brought to the island, however, Takahiro can't voice his disapproval more, but takes her in under company orders. From washing windows to cooking, to keeping the company's clean-up squad from invading, there's never a dull moment in the lives of Takahiro, Rei (the company's representative) and bumbling Rinia, gothic Kazusa, and the rest of the combat maids of Moekko Island!
A girl named Asagi Haru works as a maid of the Miyanomori family, which is headed by one of Japan's most powerful magnates. However, the family head suddenly announces that he is retiring, so one of his six sons must assume control of the family.
I hired a maid who has something about her I just can’t put my finger on. Sure, she looks great and is a fabulous cook, but something about her’s not quite right. What have I gotten myself into!?
Misha and the others have made it to the latest hot spring theme park that people are buzzing about. Misha got tickets from Midori, and she invited "Washi-Washi" and Yui. Of course, Tsubame shows up there…
Misha is an elementary school girl who lives with her father, having lost her mother at a young age. A new maid has joined their household, and on top of being an unusually muscular woman, she also has an excessive love for young girls!
Told from young that her only worth is as a killer, Yuki had known nothing else except cold efficiency and following orders. Now that she has a chance to leave her past behind, she arrives at the doorstep of Hitoyoshi Yokoya, asking to be employed… as a maid?! Thus begins the journey of a former assassin learning what it means to be ‘normal’!