Here is a full game walkthrough in English.
_The only achievement not shown is "Elementree School", which is earned for completing the tutorial when you first start the game.
Achievement Timestamps:
0:44 - Spruce up the Room
1:19 - Transcontinental Railway
2:06 - Off the Rails
2:58 - Maple Goodness
4:03 - I Choo Choo Choose You
5:09 - Sapling
5:55 - Passengers Mode Walkthrough (On the Right Track, Riding the Rails, Good Service on all Lines)