like a drama that has a parent-child relationship (it doesnt have ot be the main genre but yeah idk)

Avengers Social Club  - involved a step mother and her step son getting closer (purely platonic)
Mother - teacher takes up the role as mother of one of her elementary students
Hi Bye Mama - mother died, and is now watching out for her daughter as a ghost. But she suddenly has a body that can be seen. 

  • My Girl (jdrama)
  • Terius behind me
  • Kotaro wa hitori gurashi
  • Marriage Contract
  • Stars falling from the sky
  • Mother
  • Wonderful life 

A Piece of Your Mind - father/son

The Little Prince - man & kid

Love is Science - 2FL

I Need Romance - 2FL

Blade Man - father/son

My Fated Boy - mother/daughter

Strong Girl Do Bong Soon - a few scenes with 3 generations. Grandma/mother/daughter

Kim Ji Young: Born 1982 - a movie that focuses on motherhood. It has Gong Yoo in it :)