Here is the full list of all 46 Ubinota achievements.
Save the world
Save all the non "!" houses of the ghost sky
Save all the houses. Full stop.
Save all the "!" houses of the ghost sky
Find and win the hardest level of Ubinota
Win a second level with the phantom paint
Collect all the non "!" ingredients of the yellow sky
Collect all the ingredients of the recipe
Collect every ingredients in the yellow sky, even the "!" ones
Win the third level of the yellow sky with only 7 doses.
Save all the non "!" houses in front of the sky hole
Catch the ghost
Save all the "!" houses in front of the sky hole
Use 5 times the yellow paint
Save all the non "!" houses of the red sky
Win the last level of the red sky with only 4 doses.
Study black clouds
Save all the "!" houses of the red sky
Start again a level despite 5 failures
Win 2 levels with the green paint
Win the last level of the night sky with only 13 doses.
Find the cloudologist
Save all the non "!" houses of the night sky
Save all the "!" houses of the night sky
Suck up 100 paint doses
Manage to use the red paint
Win the last level of the sugar sky with only 3 paint doses.
Save all the "!" houses of the sugar sky
Paint the sugar sky
Save all the non "!" houses of the sugar sky
Save all the houses of the superintendant's domain, even the "!" ones
Press the red button without painting anything
Lose the first level
Paint the superintendant's domain
Save all the non "!" houses of the superintendant's domain
Paint 300 cubes
Use 2 paint at the same time
Suck up 20 paint doses
Paint 100 cubes
Turn the equivalent of 3 turn on the same level
Win one "!" level
Win a level with a least 5 seconds of suspense
Suck up 10 paint doses
Paint 20 cubes
Win a level in less than 15 seconds
Win the last level of the first chapter holding 13 cyan paint doses in the tank.