Here is the full list of all 15 Cubway achievements.
Ancient Totem
Strange tape
Is there anybody?
Does it really exist?
Touch the art
I can't stop dying
Time is Money
This is a trap!
Why am I dying so much?!
Be Careful
Death is the road to Awe
I light your way
Sound as a Bell
I see the Wheel of Samsara
Let the travel begin