''Koi Cupid'' is a manga written and illustrated by Mia Ikumi. The story revolves around three young cupids, Ai, Ren, and Koi.

Training to become full-fledged angels, they go on special missions to bring people together using ThePowerOfLove. However, it isn't as easy as one would think; sometimes the humans are uncooperative or disbelieving. And then there are the demons…

According to Wiki/TheOtherWiki, it's a {{seinen}} manga.

!!This manga contains examples of:

* AllLovingHero: Ai can connect to almost anyone, and her greatest wish is to be friends with people. She even warmed Lizette's heart.
* AlphaBitch: Ren has traits of this, being a spoiled showoff. However, she ''does'' complete missions faster than anyone.
* AppliedPhlebotinum: Each cupid has a magical item to assist in bringing people together. Ai's is love letters, Koi's is a bow and arrow, and Ren's is scissors.
** Though subverted with Ai, whose magical item doesn't seem to do anything; she uses the letters as a symbol to let her complete the missions.
* CatGirl: Lizette's demon outfit has cat ears. She also has CuteLittleFangs.
* CatsAreMean: Lizette calls forth a cat familiar to eat the baby bird representing a couple's love; afterwards she gloats that they will never get along now.
* CuteKitten: Sister Yuuri, the angel supervising the cupids, is a cat with two tails.
** Lizette's demon costume has cat ears.
* {{Honorifics}}: Ai talks in a childish way and most often uses the suffix -tan. Koi talks more formally, using the suffix -senpai.
* OurAngelsAreDifferent: Some of the types of angels they can become are guardian angels, and grown-up cupids. Cupids exist to bring couples together so their baby can be born.
* ThePowerOfFriendship
* ThePowerOfLove: They ''are'' cupids.
* RedStringOfFate: Literally, as strings are seen connecting people together. If necessary, the strings can be cut with magic scissors.
* SugarApocalypse: The cute character designs contrast with the serious tone.
* SugarBowl: The angel world.
* ThemeNaming: Ai, Ren and Koi are all words for "love".
* WideEyedIdealist: Ai, again.
* YouGottaHaveBlueHair: Ai, who actually has blue hair. Also, Koi has pink hair.
* YoureNothingWithoutYourPhlebotinum: Cupids can't give up their pochettes; if they do they are disqualified from training. Lizette is aware of this, and says she'll be Ai's friend if she throws her pochette away. Ai attempts to do this and almost drowns trying to recover it.