***CORRECTED COMPOSITION***
I live in Ilsan. My grandparents live in Paju.
I like soccer. My younger sister likes to draw pictures.
I always read the newspaper. My friend doesn't read the newspaper.
I never play video games. My friend plays video games once in a week.
I usually watch soccer videos in the day.
I often wake up at 6:30 am.
I sometimes play board games.
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Daniel: My friend plays video games once in a week.
Correct: My friend plays video game once a week.

EXPLANATION:
No need to put the preposition "in" you can just simply say once a week.
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Daniel: I usually watch soccer videos in the day.
Correct: I usually watch soccer videos.

EXPLANATION:
Usually itself says how much time you consume doing something so, no need to indicate the time in your sentence.
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Hello  Daniel! This the corrected composition. Thank you for always passing it on time.
You did a great job constructing these sentences. Just a few adjustments. But, all in all, great job! ^^
Study and have fun!

Lots of love,
Teacher Kathline <3