There are many completed animes with harem endings. The following are some examples:
1."Something Descended from Heaven"
2. My Sister Can't Be That Cute
3." About my reincarnation as a slime "
4 " World Acceleration "
5. Index of Forbidden Magic Books
6."Gentle Girl"
7 "Even a chuunibyou needs to fall in love!"
8 " Takagi, who is good at teasing."
9 " Love Asteroid "
Sword and Sword God's Domain
The above are some of the completed animes with harem endings. I hope you can help.
I recommend the following harem novels to you:
"Afterthought": After the female protagonist was reborn, she entered the palace and walked from a slave to the emperor's side, beginning her path of survival in the harem.
"Charming Pet": A transmigrated flower demon broke into the imperial harem of the prosperous Qi Dynasty and encountered all kinds of difficulties and palace fights.
[First Class Palace Maiden]: A palace maid was taught to protect herself from a young age. In the end, she reached the highest point in the harem and had the real power of the empress.
[Shu Nu Jin Xiu]: As a female protagonist who reincarnated from the Republic of China to the ancient harem, she fought with her stepmother for a comfortable life.
The palace maids of the Qing Dynasty: An emperor who divided the rain and dew equally, several concubines, and a unique palace maid constituted the story of the struggle in the harem.
I hope you like my recommendation. Muah ~