If you're looking for manga similar to Love Death., you might like these titles.
Moe confesses to Yuuka who rejects her harshly in a haughty manner different from her usual "good girl" personality... but Moe seemed to enjoy it?
Both The Real Her and Love Death feature characters that sometimes are nice and happy but also have a darker (or weirder) side. Both of these manga are about couples of girls in love... in their own way.
In Love Death the characters are both yandere, they love each other so much that they want to kill them to keep them away from others!
In The Real Her one of the characters is not the happy and nice school girl she pretends to be, she's cold and somewhat sadistic. The other one... liked being treated that way.
Shy, athletic Sumika is in love with her bubbly friend Ushio. However, Ushio is outwardly attracted to cute girls, something she never calls her friend-turned-admirer. Keeping her tender feelings a secret from the one she loves, Sumika continues to be Ushio’s confidante and companion, hoping that someday she can say how she feels. Whether it’s having a first kiss, cooking a meal or confiding in each other, Sumika, Ushio, Tomoe and their friends will experience the everyday joys of a quiet school life and touching romance together.
A girl stumbles onto her school's art club and decides to join so the club won't be shut down, only to find herself falling in love with the club's one other member.
A short series of gags about klutzy school girl Maju, starting when she tells her friend Mikako that she's gay.
A young woman starts working for a club for "girls who like girls", and is introduced to the the woman who runs it.
Kanako Miyamae hates boys so much that she breaks out into hives after any physical contact with them. So when she is able to transfer to the Ame no Kisaki Girl's school, Kanako is overjoyed that she can now search for her fated yuri partner. When she arrives, Kanako meets Shidou Mariya, a beautiful young girl who is exactly her type... except that Mariya is really a sarcastic and sadistic young boy who is masquerading as a girl! With no intention of being expelled from school, Mariya threatens Kanako into keeping his secret, and decides to guard her twenty-four hours a day to ensure that she does. Now Kanako must share a room with Mariya who is gleefully making her life a misery while using his ‘feminine' charms to stop her protesting. Throw into the mix Ryuuken, the most popular girl in school who has vowed to protect her; and Kiri - who claims they are dating to prevent her from being bullied - and it seems as if Kanako's dream of all-girl school life will be nothing like she imagined!