If you're looking for anime similar to Convenient Marriage, inconvenient Husband, you might like these titles.
Kirishima Haruto travels to Tokyo on a school excursion, where he hopes to catch up with Yuzuki Eba, a girl who formerly lived in his house and whom he has feelings for. Things don't go according to plan when fellow student Nanami Kanzaki, who secretly loves Kirishima, asks him to pretend to be her boyfriend.
It's summer vacation, and the delighted Chiaki, Nodame, Mine and Masumi are on their way to the Nagano Music Festival. When the irritable Chiaki falls asleep in the car, the rest of the gang decide to take a quick detour and head to the beach, much to the sleeping conductor's distress once he awakens. Now, as Nodame and the others begin to enjoy themselves and make the most of the sun, sea and sand, Chiaki attempts to hide his intense fear of the ocean and put on a brave face, no matter what it takes...
Everyone knows that lies can come back to bite you, but when Erika makes up a fake boyfriend to impress her new classmates, the results may literally end up hounding her forever! Yes, it was dumb, but what were the odds that the random guy whose picture she used would turn out to be a student at her own school? Or that said faux-boyfriend's silence would come with such a horrible price? Now Erika doesn't just have to run and fetch at Kyoya Sata's command, she has to bark too! Because he's literally treating her like a dog, and she just has to roll over and take it, or he'll tell everyone the truth! But that's not the worst part, because even though this wolf in hunk's clothing has Erika collared, she may be starting to have REAL feelings for him anyway! Is she barking up the wrong tree, or could true love be unleashed in Wolf Girl & Black Prince?
Eita Kidou is a man on a mission: he’ll study like crazy to get into medical school, foregoing anything foolish like love along the way, much to his childhood friend Chiwa’s dismay. But when the mysterious Masuzu delivers a questionable "confession" to him one day, Eita’s studious life becomes much more complicated. For the girl equally despises love and has stolen his middle school notebook to hold him hostage as her "fake boyfriend", in an attempt to keep other men at bay! Eita must now try his best to complete his studies while Chiwa and Masuzu battle it out at every turn for his unrequited affections.
In a society where high school students are matched with partners for “marriage training,” third-year Jirou Yakuin is assigned to Akari Watanabe, a “gyaru” who couldn’t be more different from him. However, the top ten performers are allowed to switch partners, so the disparate duo play the part of a perfect couple in an attempt to land their respective crushes.
A girl wanders the streets of the town, enjoying life, visiting with her friends and meeting some interesting characters along the way.
30-year-old housewife Azu Takamori has opened a nail salon. She feels her husband Junpei does not love her as a woman, but goes about her daily life as normal. Then, Junpei's adultery comes to light.