Astraware Sudoku - It's a different kind of Zen

Step-By-Step Solution:

Initial Grid

                    
First step - add in all possible valid pencilmarks.




For row 5, number 9 is only possible in cell (8,5)









For row 7, number 9 is only possible in cell (5,7)









For row 3, number 9 is only possible in cell (4,3)









Number 1 is the only value possible in cell (4,1).









For row 1, number 9 is only possible in cell (9,1)









For row 9, number 9 is only possible in cell (1,9)









For row 2, number 1 is only possible in cell (7,2)









For row 3, number 1 is only possible in cell (3,3)









For column 5, Number 3 is only possible in cell (5,4)









For row 4, number 1 is only possible in cell (6,4)









For row 5, number 7 is only possible in cell (4,5)









For row 3, number 6 is only possible in cell (5,3)









For row 3, number 8 is only possible in cell (7,3)









For box 6, candidates for 2 are all in column 7, so you can remove candidates from other blocks.









For box 1, candidates for 5 are all in column 1, so you can remove candidates from other blocks.









Number 4 is the only value possible in cell (1,4).









Number 6 is the only value possible in cell (9,4).









Number 5 is the only value possible in cell (3,4).









Number 2 is the only value possible in cell (1,6).









Number 5 is the only value possible in cell (7,6).









Number 3 is the only value possible in cell (7,1).









Number 7 is the only value possible in cell (9,2).









Number 2 is the only value possible in cell (7,5).









Number 8 is the only value possible in cell (5,6).









Number 6 is the only value possible in cell (4,6).









Number 5 is the only value possible in cell (6,5).









Number 4 is the only value possible in cell (9,6).









Number 6 is the only value possible in cell (7,7).









Number 8 is the only value possible in cell (4,8).









Number 2 is the only value possible in cell (6,7).









Number 8 is the only value possible in cell (6,2).









Number 7 is the only value possible in cell (8,7).









Number 3 is the only value possible in cell (9,8).









Number 8 is the only value possible in cell (9,7).









Number 7 is the only value possible in cell (1,8).









Number 5 is the only value possible in cell (1,3).









Number 3 is the only value possible in cell (1,2).









Number 2 is the only value possible in cell (2,2).









Number 4 is the only value possible in cell (2,1).









Number 5 is the only value possible in cell (8,1).









Number 2 is the only value possible in cell (5,1).









Number 5 is the only value possible in cell (5,2).









Number 7 is the only value possible in cell (2,3).









Number 4 is the only value possible in cell (8,3).









Number 3 is the only value possible in cell (2,7).









Number 6 is the only value possible in cell (2,5).









Number 3 is the only value possible in cell (3,5).









Number 4 is the only value possible in cell (3,7).









Number 1 is the only value possible in cell (5,8).









Number 2 is the only value possible in cell (8,8).









Number 6 is the only value possible in cell (3,8).









Number 8 is the only value possible in cell (2,9).









Number 2 is the only value possible in cell (3,9).









Number 7 is the only value possible in cell (5,9).









Number 6 is the only value possible in cell (6,9).









Number 1 is the only value possible in cell (8,9).