Correction:  Student's sentence   Corrected sentence        Grammar explanation       Better sentence            

(I like musicals more than watching movies, but..::)

I like to watch a Horrer movie(Jump scare(like 'IT', 'Annabelle', 'Conjuring' etc...)) or Thriller movie, sad movies(impressive movie) and Jpanise animated movies.

I'm sometimes watch movies made in Korea, but basically I like movies in the musical genre.

I like musicals more than watching movies, but I like to watch horror movies: jump scare like 'IT', 'Annabelle', 'Conjuring' etc., thriller movies, sad movies (impressive movies), and Japanese animated movies.

I sometimes watch movies made in Korea, but basically, I like movies in the musical genre.

Please be careful with your spelling.

Horrer - horror

 Jpanise - Japanese

have consistency as well with the plurality or singularity of your nouns

Please apply the proper use of punctuation marks as well.