Aishiatteru Kai (1989)

First year high schooler Junta Shiraishi is a mob character who goes unnoticed even when he's standing right next to you. But his classmate, "heroine-level beauty" Kubo, always notices him and is there to tease him. Anyone can become special to someone, but it might be a little too early to call these feelings "love." Perhaps this story is still two-steps from being a romantic comedy--let's call it a sweet comedy where a background character becomes visible!

Rentaro Aijo was rejected 100 times in middle school. He visits a shrine and prays for better luck in high school. The God of Love appears and promises that he'll soon meet 100 people he's destined to date. But there's a catch—once destiny introduces someone to him, the two must happily love each other. If they don't, they'll die. What will befall Rentaro and his 100 girlfriends in high school?

Kyotaro Ichikawa, a boy barely clinging to the bottom rung of his school's social ladder, secretly believes he’s the tortured lead in some psychological thriller. He spends his days dreaming up ways to disrupt his classmates' peaceful lives and pining after Anna Yamada, the class idol. But Kyotaro's not nearly the troubled teen he pretends to be…and it turns out Anna's a bit odd herself!

Yu Ayase, son of a late legendary actress, is overwhelmingly mediocre. When he’s invited to stay with his mother’s friend, Yu is shocked to find out that he’ll be living with three prodigy sisters who possess both beauty and talent…and who rule his new school as the Three Emperors. Can Yu manage to melt the sisters’ cold hearts and fulfill his mother’s last wish for him to build a happy family?

Ryuto Kashima is the school's gloomy introvert, and he's got a crush on Runa Shirakawa, the popular girl. After losing a bet to classmates, he confesses his feelings to Runa one day. Shocked and secretly just as inexperienced as Ryuto, Runa agrees to date him. The relationship grows between two people who are as similar as they are different. Will their young love blossom? Time will tell!

After middle school, with its bullying and nicknames, Uka Ishimori is excited for a fresh start at Hachimitsu High School. Kai Miura, a cool and uninhibited boy, sits next to her in class. Uka remembers she met Kai in middle school and with a single word, he had convinced her to attend Hachimitsu. Though he’s popular, Kai supports Uka in her efforts to fit in with her new classmates.

Asahi Kashiwagi lives the typical life of an average high school student — until the day a TV fortune teller’s predictions come true one after another, culminating in a series of risqué encounters! Destiny seemingly draws five beautiful girls into Asahi’s path, and soon he finds himself fielding not one, not two, but five love confessions. Asahi will need to follow his heart to find the perfect love for him, or else his love fortunes may end in one epic flail and flop.

Alya is a transfer student enjoying popularity at her new high school, often sporting a cold shoulder while earning high marks in class. She ignores her nerdy classmate, Kuze Masachika, except for when she blurts out a flirtatious line to him in Russian. Little does she know, Kuze understands Russian, though he pretends not to. Let’s see where this wacky love story takes them!

Socially awkward Aharen-san has personal boundary issues, either getting too close or too far from her classmates. When fellow student Raido picks up an eraser she drops, Aharen-san decides they’re now best friends. Whether studying, playing the arcade, or just eating lunch—she’s along for the ride. What follows is an impromptu bonding that shows affection can blossom in the unlikeliest of places!

Renako Amaori is leaving her awkward and lonely junior high school life behind, determined to become a normal girl with normal friends in high school. Glamorous, confident Mai Ouzuka is Renako’s total opposite: wealthy, outgoing, and a literal fashion model. Against the odds, the two girls form an immediate connection. Renako thinks she may have found the best friend of her dreams…until Mai’s romantic confession sends her into a tailspin. Renako wants to prove to Mai that being BFFs is better than being girlfriends, but Mai is dead set on convincing Renako that they’re destined to be lovers.