Recommendations

Same vibes: cohabitation and best friends.
The various love relationships are also quite similar.

Delicious romance is also getting a movie many viewers are looking forward too! There is no release date yet.

The last segment of persona (walking at night) and made up story share not only the same director but a few other things as well. Theyre short films basically shot in black and white and centering around a dialogue, not much else happens apart from the two characters having a meaningful, philosophical conversation. Theyre calm in tone and slow. The theme in both is grief, death of a lover which is being explored through dreams or at least not reality.

It's the second season of the same drama with the same cast but not the same female lead
detective drama

both titles are about behind-the-scenes of comic/publishing industry.

Bakuman is about two aspiring managakas, who want to make it big in Shonen Jump,

Today's webtoon is about editor staff of webtoon platform.

Both stories revolve about challenges of writing comics, lives of different people/artist who are often somewhat eccentric and also workplace friendship and dreams of making it big.
Both are made based on a manga.

Both cast Zhao Lusi as Female Lead
In both dramas, FL has 3 pretendents, while she unknowingly already has one of them in her heart
In both dramas, FL declares that she will not accept to share her spouse ,( no concubines)
Both ML receive proposals from other ladies, but declare they will only love the FL
Both ML are strong fighters, domineering personalities, are cunning and smart, hold military power and influence in the palace
Both have happy end

Both are historical costume dramas, featuring ML with hidden past, plotting revenge
Both cases the ML is cunning and smart, and influences the palace politics
Both include Leo Wu in their cast

Both have Leo Wu and Zhao Lusi in their cast.
Both have slow burn romance and hidden pasts
Both are revenge driven
Both feature strong female leads
Both cases, male lead falls in love first
Both have happy ending

The same story but En of Love is the abridged version therefore if you find LM too long, a shorter series will tell you everything you need to know. The chemistry between the leads is the same but Mark is more likable in En of Love and Vee in LM!

PS I can't believe nobody submitted this as a recommandation yet!

Em ambos há abandono familiar e o triângulo amoroso formado por irmãos. Em ambos há abuso familiar do cuidador da criança vulnerável.

Em ambos os dramas tem personagens com surdez e problemas cardíacos. Ambos também mostra o sofrimento para sobreviver a uma doença cardíaca

Em ambos os dramas há abandono e um membro da família (madrasta, tia) praticam maus tratos e discriminação com a criança. Há também semelhança no triângulo amoroso.

Em ambos os dramas os protagonistas foram abandonados. Também se assemelham na forma como o segredo foi passado, que os pais morreram .

Em ambos os dramas os irmão são médicos e amam a mesma mulher. Os conflitos que envolvem o triângulo amoroso são semelhantes.

Em ambos os dramas há rivalidade entre o filho legítimo e o abandonado, com sofrimento da mãe. Ambos, os filhos amam a mesma mulher e lutam com suas armas para conquista-la. Em ambos existe uma série de maus entendidos até que se resolva o conflito.