This achievement can be obtained on the fourth level "
Mount Tsuru".
There are 3 stones that need to be moved to certain sections on the map marked by scratches on the ground.
The
first stone can be found on the same platform as the bell used to clear the map of monks it will be next to a tower near the bridge to the cave enterence. Once you have this stone take it to the final area where Takuma is being held and place it in the bushes on the left hand side of the wooden bridge which goes over the waterfall.
The
second stone can be found near the centre of the map above on the rocks just above the pond where the villager praying. Once you have this stone take it over to where the two women are doing laundry and place it in the bushes at the base of the tree behind the wooden shack.
The
third stone can be found close to the second one but on the stairs leading to the cave enterence. Once you have this stone take it to the pond in the centre and place it on the 3 scratches near the villager on the bench outside the wooden home doing this will cause a snake statue to rise and the achievement to pop.