Drama with good bromance

A family of father and son, then another boy come in and slowly become part of family. Both boys become brother in the end

Cop and doctor meet in unusual circumstances and fight drug dealer together. 

Tomb raider series, three male leads as best friends and explore together

A freshman meet his senior in college. Both have dark past and opposite of each other, but eventually become friends and heal each other. 

Rom Com. Male lead and second male lead are best friends with history where one of them doesn't know about it

A doctor in coma and his ghost could possess an intern with no skills. Their friendship grow while trying to wake the coma doctor

Lot of main leads, two of them used to be best friends but because of something they become like enemy then they reconcile. Touching when you know their story.

Main lead is a human who become immortal because an incident. He had two "guardians" which also his friends. The two guardians are best friends which also have great friendship with main lead

Main lead is a fox clan leader with two subordinates. The bromance is mainly between the two subordinates. 

Main lead is a CEO and second lead is his best friend and also work in same company. They have history and second lead always take care of main lead

Tomb explorer same as Ultimate Note but different casts. The friendship between three friends the same

ML and SML are best friends and have great friendship

The two ML start a bit rough, but from the middle part of the series they actually a good friend because they're alike. In the end both of them sacrifice themselves for each other

A writer meet a ghost who actually his best friend from past life.

A cop got into an accident with a crook. The latter in coma and his ghost stick with the cop. They have deep history and solve crime together

Rom com. Main lead have best friend. Their friendship is great since they know each other since little, but not much moments between them. I still put it on my list since the main lead story also fun to watch

ML and his best friend lack of screen time together, but their moments is pretty good i guess. At first seems like ML cold to his best friend but actually he cared a lot

If you can get past the main story, then you probably going to like friendship between ML and SML. At first they're not in friendly terms, but then they become friends and even helping each other out. 

Main lead and his best friend really close that they betray each other, in a funny way. 

Main lead won't lie because incident when in school that cause his best friend turn into his enemy. They have good background story and eventually reconcile but only 2-3 episodes when they reconcile, the rest mostly main lead best friends hostility to him

Three people become a family since little, then something happened that separate them for years. They meet again and become family again. The bromance between two brothers are fun to watch but main focus on the series is their life problem and how they handle it

Same as School 2013, but one misunderstand the other and make him hostile

4 guys make a detective agency. Actually it doesn't have the vibes, but they always solve cases together and help each other

ML have best friend that also his secretary. Even so, they act like best friend and sometimes childish at work or outside of work. So even as boss and subordinate, it doesn't affect their friendship. But the main plot is 48 eps and draggy, if you can endure it