Similarities:
- both dramas give similar vibes
- younger man / older woman relationship
- FL motivates ML to work and make progress, she makes him believe in himself, be more confident and ambitious (in OnO she's a boss to him; in HKwSHnYH she's a teacher to him)
- love triangle
- both are worth watching

Similarities:
- both dramas give similar vibes
- great stories of old times, they're timeless
- comedy and drama in one shot
- relation of main leads changes through story: from friends to lovers
- love triangle
- both are worth watching

Similarities:
- male student / female teacher relationship
- in both dramas we're dealing with bickering couples
- ML is spoiled but kindhearted, he becomes a better person because of MF
- MF is kind, helpful and tough, she doesn't give up easily

Similarities:
- both dramas are thai romantic funny lakorns
- both stories take place on the farm
- in both we're dealing with bickering couples /hate-love relationship/
- in both dramas there is a condition for male lead to get inheritance (farm)

Similarities in general:
- ice hockey, sports on ice
- romance, friendship
- similar vibes
- ambition, rivalry
- friends to lovers

Similarities in general:
- sport, romance, friendship
- similar vibes
- ambition, rivalry
- friends to lovers

Both dramas gives similar vibes. Both are greatly directed, worth watching.
Both are melodrama/ thriller/mystery/tragedy type.

Similarities:
- genres: drama/romance
- cheating issues; forbidden love
- mature scenes, real kisses

Similarities:
- Their relation changes through story: in the beginning she just offers him a place to stay and he just does some housework and cooks for them instead
- In both stories a girl finds a boy next to her house and then they start to live together
- I kinda feel that EL is next adaptation of original story presented in KWP based on manga/anime
- Romance / comedy / cooking

Fantasy/ supernatural/ spirits/ friendship/ adventure. Martial arts & magic. Both dramas are worth watching and give similar vibes.

Similarities:
- Their relation changes through story: from enemies to lovers
- Rich guy / poor girl relationship
- Guy is spoiled but he changes and becomes a better person because of the girl
- Girl is kind, helpful and tough, she doesn't give up easly
- I kinda feel that DDYD is next adaptation of original story presented in HYD based on manga/anime
- School / romance / comedy

The same story. Filipino drama "My love from the star" (2017) is a remake of popular korean drama "You who came from the star" (2013). Excellent remake, really succesful like original. Both well played and interesting, the same plot.