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 3, number 4 is only possible in cell (8,3)









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









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









For row 9, number 3 is only possible in cell (6,9)









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









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









For column 4, Number 1 is only possible in cell (4,7)









For column 6, Number 6 is only possible in cell (6,7)









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









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









For box 6, candidates for 1 are all in column 7, so you can remove candidates from other blocks.









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









For box 1, candidates for 7 are all in column 1, so you can remove candidates from other blocks.









For box 5, candidates for 7 are all in row 6, so you can remove candidates from other blocks.









Candidates for 7 in boxes 5 and 8 force the candidates in box 2 to be in the remaining line.









Candidates for 7 in boxes 1 and 2 force the candidates in box 3 to be in the remaining line.









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









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









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









Number 9 is the only value possible in cell (4,8).









For box 2, candidates for 9 are all in row 3, so you can remove candidates from other blocks.









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









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









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









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









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









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









For row 3, number 5 is only possible in cell (2,3)









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









For row 4, number 6 is only possible in cell (7,4)









For column 3, Number 6 is only possible in cell (3,8)









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









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









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









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









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









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









Number 1 is the only value possible in cell (7,6).









Number 5 is the only value possible in cell (3,6).









Number 1 is the only value possible in cell (3,4).









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









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









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









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









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









Number 7 is the only value possible in cell (1,2).









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









Number 6 is the only value possible in cell (1,3).









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









Number 7 is the only value possible in cell (6,3).









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









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









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









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









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









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









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









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









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









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









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









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









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