Recommendations

Both movies involve female pilot.
The Japanese one more modern, Korean one older
Both female pilot went through difficult time, many challenges, gender bias

Both movie are about pilot.
One is the male center war fighter jet, the other one is female pilot
Both are Korean movie about flying.

Both movies main lead got into marathon running.
Both male lead did not have the perfect body and mind, one was short, one was mentally challenge, but they determine and perseverance, with the help of woman in their life.

Both are Saeguk dramas. Comedy is the main priority. I promise you will be fixed to the screen while watching Tale of nokdu, and will end up bursting with laughter with each scene . The plot is quite similar with Mr. Queen- (a man disguises as a woman). Has great casts and good OSTs.

Both female protagonists are able to go back in time to the Goryeo era. Here they will meet their love.

Both protagonists are two high school students. In Splash Splash LOVE, the female protagonist arrives in the Joseon Kingdom thanks to a puddle. In Tinted with You the male protagonist arrives in a feudal era by means of a painting. They will both meet a crown prince and fall in love.

Both movies are about long distance sport.
One is speed walking, the other is marathon running.
Both are tough sport. Need perseverance, determination

In both dramas three best friends, Each pursue different paths in both career and love. Despite life's difficulties, the three friends can always return home at the end of the day and support each other.

So I am surprised nobody added these two yet because they are very similar.
Girls and Guys are stuck in one place together as they have to build relationships, get some kind of missions to help them interact.
Both have people watching it and commenting the actions which makes it even more entertaining.
As I waited for Single's Inferno new eps I discovered this and it was great to point I went back on Love Catcher 1st season too because 3rd is still airing.
However I think 3rd season is more alike to Single's Inferno maybe because it has similar vibes since they both are airing on 2021

Both involve a good coach leave the city and went to rural area. Form a team from scratch.
Many under privilege and young men/boys.
Many hardship, full of talent
Both movie involved international competition

Both movies involve unique sport with the gold to win the international game or competition.
Many hardship, obstacle and many practice.
They represent their country with pride

Both female leads find themselves in a difficult situation until they meet a man that will supposedly save them. They find themselves in situations where they end up faking their love (DAYS - so that he will die) (CLOY - So that she doesn't die or get caught as a South Korean). Through this, they both bicker quite a bit but eventually gain feelings for each other. Although they start to like each other, they both do not realise. The male leads have both made the promise to keep her safe but when she sacrifices herself, they become quite frustrated and realise they may have feelings.

Both sport movies involve put together a group of young men with the gold to win the Olympic.
Many challenges and issues.
Can they make it? Can they win?

Both movie involve the sport with the goal to win the Olympic.
Both movie the team were put together from scratch.
Many challenges, with faith, encouragement, hard practice, and team work, can it happen?

Unique sport with touch of romance.
One is row boat, the other one is ballet.
To success, all the sport need need tough practice.
All sportsmen have to overcome many obstacle, they nee support and encouragement.