Atashin'chi (2002)

Shinichi Sakurai’s one wish is for a little peace and quiet. But Hana Uzaki — his boisterous, well-endowed underclassman — has other plans. All she wants is to hang out and poke fun at him. With the help of her chipper charm and peppy persistence, this might just be the start of a beautiful relationship!

After inheriting his late grandmother’s failing café, Hayato sees it as a bother and plans to sell it for a quick buck. Until he discovers five beautiful girls staying there! When they beg him to keep the café open, Hayato reluctantly gives in. Can he manage the seaside shop while learning to live with these unruly women?

Kinoshita Kazuya is a 20-year-old failure of a college student. He managed to kiss his girlfriend once, but was dumped after a month. Completely spiteful, Kazuya uses a certain method to date a girl. He goes to their meeting place and a beautiful girl brushing her long, black hair behind her ear was there, smiling at him. Her name was Mizuhara Chizuru. Something real is born after just a single rental! A reckless rom-com filled with love and excitement is about to begin!

The story centers on third-year high school student Jiro Yakuin, who gets saddled with his gyaru classmate Akari Watanabe for the class's "marriage training" project about practicing to be a married couple. Jiro is the complete opposite of Akari, but the two know that if they do well they will be able to switch partners to end up with their respective crushes, and so they force themselves to act like the perfect married couple.

Down-on-his-luck Koushi Nagumo wanders the streets unemployed, homeless and in search of his next meal. His fortunes improve after a chance meeting with a vivacious young woman whose proposition seemingly solves nearly all his problems. Thanks to her, Koushi enters the welcoming halls of a dormitory at a women’s college… only this particular assignment is no stuffy, sleepy affair. The Goddess’ Dormitory is known for housing the college’s most unruly students! If he wants to keep a roof over his head, Koushi must become the “Dormitory Mother” charged with maintaining order and good discipline. But doing his job and keeping his sanity are no small feat with characters as endearingly eccentric and untamable as these!

Kaoru is an office lady you can find anywhere, serious and works diligently, but her husband is a super otaku and more-or-less a NEET. She is caught up in one of her husband's whims one day or the subject of his concerns another, but the two are so close that it's embarrassing to even watch them!

After disappearing from the underworld, the legendary yakuza known as the "Immortal Dragon" resurfaces — as a fiercely devoted stay-at-home husband.

Meet the girls on the losing side of romance! First is Anna Yanami, the girl-next-door type who can’t say no to delicious food. Then there’s Lemon Yakishio, a beautiful and spirited athlete. Last but not least is Chika Komari, the cute yet shy heroine with gentle charm. Together, they navigate awkward setbacks hoping to finally find love!

"If you blush, you lose." Living by this principle, the middle schooler Nishikata gets constantly made fun of by his seat neighbor Takagi-san. With his pride shattered to pieces, he vows to turn the tables and get back at her some day. And so, he attempts to tease her day after day, only to find himself victim to Takagi-san's ridicule again sooner than later. Will he be able to make Takagi-san blush from embarrassment even once in the end?

16-year-old super-studier Nagi Umino, second-year student at the Megurogawa Academy high school, was switched at birth. On his way to a dinner to meet his birth parents, he accidentally meets the brash, outspoken, Erika Amano, who is determined to make Nagi her fake boyfriend as she never wants to actually marry. But once Nagi makes it to dinner, he finds his parents have decided to resolve the hospital switch by conveniently having him marry the daughter his birth parents raised...who turns out to be none other than Erika herself!