Astraware Sudoku - It's a different kind of Zen

Step-By-Step Solution:

Initial Grid

                    
First step - add in all possible valid pencilmarks.




For box 2, Number 5 is only possible in cell (5,3)









For column 2, Number 5 is only possible in cell (2,6)









For row 6, number 8 is only possible in cell (1,6)









For box 4, Number 9 is only possible in cell (3,4)









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









For row 4, number 1 is only possible in cell (5,4)









For box 4, candidates for 2 are all in row 5, so you can remove candidates from other blocks.









For box 6, candidates for 2 are all in row 4, so you can remove candidates from other blocks.









For box 8, candidates for 6 are all in row 8, so you can remove candidates from other blocks.









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









Number 7 is the only value possible in cell (6,4).









Number 4 is the only value possible in cell (6,1).









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









Number 2 is the only value possible in cell (9,4).









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









Number 4 is the only value possible in cell (7,6).









For row 9, number 2 is only possible in cell (4,9)









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









Number 7 is the only value possible in cell (4,2).









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









For row 7, number 2 is only possible in cell (8,7)









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









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









Naked Pair for 3 and 4, can remove these as candidates from other cells.









Number 1 is the only value possible in cell (3,8).









Number 2 is the only value possible in cell (3,5).









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









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









Number 8 is the only value possible in cell (5,7).









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









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









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









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









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









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









Number 7 is the only value possible in cell (5,8).









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









Number 5 is the only value possible in cell (7,8).









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









Number 4 is the only value possible in cell (1,7).









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









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









Number 6 is the only value possible in cell (9,1).









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









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









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









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









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









Number 1 is the only value possible in cell (9,2).









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









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









Number 7 is the only value possible in cell (9,3).









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









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









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









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









Number 5 is the only value possible in cell (1,9).









Number 6 is the only value possible in cell (7,9).









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