Recommendations

Similarities:
Both are spy dramas
ML is a spy
ML kept his identity as a secret from the FL

Differences:
TBM has a good amount of action and comedy
TSWLM has romance where as TBM has Friendship

Tbh TBM is much better than TSWLM

Watch 3 nin A Gumi to learn about the knife made with words, then watch Gakku no Kaidan to see Kei wield the knife made from words.

Getting inside the head of a violent criminal is not easy. But Simon, Bo Jinyan, a brilliant criminal psychologist, has the ability to get into the minds of even the most mysterious and violent criminals. He was a professor at The University of Maryland and works as an analyst and advisor on the police department’s most violent or difficult cases. With the help of his young assistant, Jenny Jian Yao, Simon delves into the thoughts and intentions of the criminal mind. As the daughter of a veteran police investigator with a deep sense of justice, can Jenny help Simon open up emotionally as they work together to solve crimes?

~~ Adapted from the novel “Close Your Eyes, Stay Close to Me” by Ding

Similar genre, except the setting of the drama's generation is dated back during Ming Dynasty. The story revolves a detective but he was also a wanted "species" - people with gifted super natural abilities to read and hear the dead / murdered person's last conversation with the murderer.

Same genre, 2 detectives works together solving an old murder crime dated back 30 years ago. The case involve kidnapping and murder.

Same genre, and approximately around the same era set during 1930's, the story revolves a string of mysterious disappearance of childrens. A detective set out to solve this crime and unravel the dark forces behind the facade of Shanghai.

About the same genre, a detective from a family of police, discovered and solves old cases and crimes related to his grandfather's era and his father as well, of the secrets on handling a dead body's / murdering case.

Same genre, aporoximately around the same era, in the 1930's, a talented detective solves a string of hard crimes involves communist regime with threats.

Same genre, detective and investigation type of drama, a string of mysterious murdering crimes, crime solving, thriller

Both use school as an allegory for society and how misguided it is. Have physically impaired main characters who are ALWAYS one step ahead of everyone. JUST WATCH THEM BOTH.

has xu kai and gao yuer, slow burn romance, xukai plays very funny character but smart and caring at the same time much like in AMA

The reason why Love is Sweet is comparable to Something Just Like This, while some of the plots is different it is also a friend to lovers situation. The bickering and the conversational points in their relationship are similar. The chemistry for the couples is very similar. It has the same "feel" and both amazing stories that they have to overcome obstacles.

Similarities :-
- Both (in their drama) female lead is an assassin / bandit, who can professionally do martial arts
- Both male lead is royal

Both films are about main leads that are outlaws within the yakuza organisation who join forces to take down the crime syndicate.

Both films are about main leads represented as a killing machine bent on revenge, as lone swords wielders against a horde of enemies.