Yuma is an athletic girl and is out-going. She pretends to be always in conflict with Takaki and that he's always trying to beat her in everything. She thinks he is her rival. Takaki never bothers to ask her why she acts this way until the last episode. She blushes and stutters, giving the audience the impression that she may have feelings for him. Her best friend is Manaka Komaki.
Birthday: November 3 Height:157cm Yūki is a mysterious girl that Takaaki meets in school at night, and for some reason she is not usually seen. She carries around a notebook called the "Trash Basket Notebook". In the anime, she is seen in a flashback in Episode 13 as a young girl who is crying because she is moving away.
Birthday: December 1st Karin is a very happy and lively kind of girl. She owns her own school club were her and the club members go out and search for mysterious things, such as aliens. She tries to get Takaki to join her club, but he declines. Soon after, they have a little accident were Takaki falls on top of Karin. Karin then makes him join her club after she semi-threatens him.
The newest experimental maid robot from Kurusugawa Electronics, driven by software called 'Dynamic Intelligence Architecture' designed by Sango. The body is customized from the mass-produced HMX-16 'Leon'. Ilfa proposes to work at Sango and Ruri's house during her testing phase which angers Ruri because she takes all her jobs. Even though she is hated by Ruri, Ilfa loves her because Ruri is the one who shows her that the outside world is not frightening. In the anime OVA, Ilfa is asked to serve at Yūji's house because he has a maid gynoid fetish which becomes a learning experience for her thanks to Tamaki. -Wikipedia-
Lucy is an alien girl who doesn't have much expression and doesn't have any friends. In the anime, she introduces herself to Takaki's class as 'Ruuko Kirei na Sora', which means 'beautiful sky.' She meets Takaki in the sixth episode of the anime, but we see her in an earlier episode without any dialog. She refers to herself as 'Ru', the name of her home planet and the beings on it, and to earth and earthlings as 'Uu'. She greets people by reaching for the sky and saying, 'Ru!' Himeyuri Sango in particular enjoys mimicking Lucy's greeting. Lucy has a cat that almost drowns in the sixth episode but it is saved with the help of Takaaki; Lucy summons a thunderbolt which splits a tree, forming a bridge which Takaaki crosses to lift the cat out of a raging river. Lucy terms this stray cat 'the Nya', saying that it is a special species that can enjoy the true taste of food, and like Ru, Nya is alone on Uu. Lucy likes to cook the Nya fish broiled over a charcoal clay pot, which according to her is the best cooking device available on Uu. Apparently a currency of Ru is matchsticks, one of which is enough to buy a whole rocket engine. Lucy irritates the cafeteria cook of Takaaki's school by attempting to treat Takaaki to the best meal the cook can prepare by paying the cook first one, then two matchsticks, however Lucy is somehow able to successfully purchase her charcoal clay pot and fish to br with matchsticks. Lucy says that on Ru, it is said that the only good Uu is a dead Uu, but Takaaki is a special Uu.
Tsugumi is a hitwoman who was raised and trained by Claude of the Beehive Gangsters.Tsugumi is originally introduced as a guy who transfers to Chitoge's class, and has orders to protect her from Raku, whom she thinks forced Chitoge into the relationship. She and Chitoge are childhood friends; she tries to keep a ten year old promise of becoming strong to protect Chitoge. However, after Raku treats her nicely, she begins to develop some feelings for him, even though she is too stubborn and embarrassed to admit it. In America, her assassin code name is "Black Tiger," who had a rivalry with "White Fang." She does well academically, having ranked next to Chitoge on a yearly exam. Later when she learns that Chitoge and Raku had been having a fake relationship from the start for the reason of only to stop their families from fighting. She investigates their individual feelings for each other to know if she has a chance. She comes to the conclusion to give up in order for Chitoge to be happy and one day when alone with Raku in the classroom, she places her hands over his ears and confesses her love so that he doesn't hear it. She later helps Chitoge and Raku come to terms to their mutual feelings. In the epilogue, she becomes Chitoge's exclusive model. (Source: Wikipedia)