This game is Deokbong Kim Survival 1.
1 and 2 have a connected story, so I recommend doing 1 first.

Kim Deok-bong and his family arrived at Saturn... and investors...

If we don't find water quickly, we will all become thirsty and unable to survive.

You and Kim Deok-bong work together to find water!!

★Get a better pickaxe and dig up the ground!
★Upgrade is essential! Increase your stamina, recovery, and oxygen!
★The ancient people who lived on Saturn will give you ancient items!

ruler! Now, let’s take a look at Kim Deok-bong’s shoveling skills.