Similar length and similar tone. Historical setting. Strong relationship between mains wo love and support each other. Arranged marriage. Happy endings.

While different in plot, both are historical setting cdramas with steampunk elements. Some sad moments but strong relationship between leads.

The tone is different but there are many similarities. Age gap romance (older FL/younger ML). Office setting. Strong chemistry between leads.

Very different in tone and length, but both FLs are assassins. FL and ML are devoted to each, despite some misunderstandings.

Both short length Chinese dramas. FL is an assassin. Strong relationship between leads despite moments of distrust.

School setting, sweet, supportive relationship between mains and their group of friends. Both are lovely, easy watches about growing up and love.

FL returns from her unhappy present to her school days and tries to fix the events of the past including stopping the death of a loved one. Sweet romance between leads. Short length dramas.

Light tone, quirky FL and tone. Married couple in historical setting. At one point the FL lies to the ML about being pregnant to save her life, at which point his feelings toward her change.

Characters meet and bond as children due to events surrounding a parent's murder. Once leads are together they are incredibly devoted and willing to do anything for each other. At one point one of the main characters are stabbed resulting in the other holding them and begging for help. Happy, healing ending after much tragedy.

Characters come from a story. Quirky and unique setting and plot structure where events change within the story.

Fantasy romance with one character a mermaid. Historical settings for part or all of the plot. Interesting supporting characters.

Reincarnation romance where one character comes back somewhat different than before while the other is unchanged. Both are Korean shows.