If you're looking for anime similar to Fragile, you might like these titles.
"A girl in a lower grade just made me cry!" One day, Senpai visits the library after school and becomes the target of a super sadistic junior! The name of the girl who teases, torments, and tantalizes Senpai is "Nagatoro!" She's annoying yet adorable. It's painful, but you still want to be by her side. This is a story about an extremely sadistic and temperamental girl and you'll feel something awaken inside of you.
When high school student Haruka Shinozaki confesses his feelings to the beautiful and aloof class representative, Akiho Kosaka, the last thing he expected was for her to say "yes." Like everything else in her diligent life, Kosaka takes dating quite seriously. In an effort to be a good girlfriend, Kosaka decides to meticulously study (and bluntly suggest) all manner of ways to keep Shinozaki sexually satisfied… in the theoretical sense, that is. This innocently lewd relationship is only just beginning!
After spending his days skipping school and wandering around the city, the delinquent Tomoya met Tomoyo and gradually, the pair fell in love. It has now been a month since they started dating and Tomoyo has just been announced as the newest student council president of Hikarizaka high school. With Tomoyo being kept busy by her new duties as well as her quest to save the sakura trees, and rumors circulating about why the new student council president spends so much time with the school’s two most infamous delinquents, can Tomoya and Tomoyo’s relationship survive?
Tejina is cute, weird, and loves stage magic. She also has crippling stage fright. The nameless male main character first meets her practicing parlor tricks in her club room alone. His high school requires that he join a club, and for some reason he can't take his eyes off Tejina and her fruitless attempts at magic.
Fifteen-year-old Yamada has just entered high school and is gung ho about achieving her ultimate goal: to have one hundred sex partners! There’s just one problem: she’s a virgin, and she hasn’t even had a boyfriend! To get the ball rolling, Yamada decides to target a shy boy named Takashi from her school; but even though he is also a virgin and she ruthlessly aggressive with her feminine ways, it’s not as easy as Yamada hopes. Though they begin to have feelings for each other, will Yamada and Takashi ever get past first base?
"Puberty syndrome – Abnormal experiences rumored on the internet to be caused by sensitivity and instability during adolescence. This year, Sakuta Azusagawa, a second-year student at a high school near Enoshima, meets several girls that are experiencing this “puberty syndrome.” For instance, he meets a wild bunny girl in the library. She turns out to be an actress on hiatus, Mai Sakurajima, who is also his senior at the school. For some reason, no one else can see this enchanting girl. How did she become invisible…?
If a girl teases you, that means she likes you! Unfortunately, Akiteru knows from experience that isn’t the case. Because every girl he interacts with shows him nothing but scorn, and he’s not scored a single date from it! Luckily, he’s more concerned with securing a spot for him and his game-development buddies at his uncle’s business. But when his uncle throws him a condition that involves playing the part of his daughter’s boyfriend, Akiteru has no choice but to take it. What will his best friend’s sister Iroha, who bullies him relentlessly, think of the news?