Astraware Sudoku - It's a different kind of Zen

Step-By-Step Solution:

Initial Grid

                    
First step - add in all possible valid pencilmarks.




For column 4, Number 5 is only possible in cell (4,2)









For box 2, Number 8 is only possible in cell (5,2)









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









For column 4, Number 8 is only possible in cell (4,5)









For column 6, Number 4 is only possible in cell (6,8)









For column 8, Number 4 is only possible in cell (8,3)









For row 1, number 6 is only possible in cell (3,1)









For row 8, number 6 is only possible in cell (9,8)









For column 9, Number 8 is only possible in cell (9,1)









For column 3, Number 7 is only possible in cell (3,2)









For box 8, Number 7 is only possible in cell (5,7)









For column 5, Number 9 is only possible in cell (5,8)









For row 9, number 6 is only possible in cell (2,9)









For row 9, number 4 is only possible in cell (1,9)









For row 2, number 4 is only possible in cell (2,2)









For box 4, candidates for 8 are all in column 2, so you can remove candidates from other blocks.









For box 3, candidates for 2 are all in column 7, so you can remove candidates from other blocks.









Hidden Pair for 2 and 5, can remove other candidates from these cells.









For column 1, Number 8 is only possible in cell (1,7)









For column 1, Number 3 is only possible in cell (1,5)









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









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









Number 5 is the only value possible in cell (9,3).









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









Number 3 is the only value possible in cell (6,4).









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









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









Number 2 is the only value possible in cell (8,5).









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









Number 9 is the only value possible in cell (3,6).









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









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









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









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









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









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









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









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









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









Number 7 is the only value possible in cell (8,4).









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









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









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









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









Number 9 is the only value possible in cell (6,2).









Number 8 is the only value possible in cell (7,4).









Number 2 is the only value possible in cell (1,8).









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









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









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









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









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









Number 2 is the only value possible in cell (3,4).









Number 5 is the only value possible in cell (3,8).









Number 3 is the only value possible in cell (7,8).









Number 1 is the only value possible in cell (4,8).









Number 1 is the only value possible in cell (3,9).









Number 3 is the only value possible in cell (4,9).