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









For row 7, number 8 is only possible in cell (5,7)









For column 3, Number 7 is only possible in cell (3,1)









For row 7, number 6 is only possible in cell (2,7)









For column 8, Number 3 is only possible in cell (8,5)









For column 8, Number 7 is only possible in cell (8,9)









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









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









For box 3, candidates for 9 are all in row 1, so you can remove candidates from other blocks.









For box 6, candidates for 6 are all in column 9, so you can remove candidates from other blocks.









For box 9, candidates for 1 are all in row 9, so you can remove candidates from other blocks.









For box 1, candidates for 4 are all in row 1, so you can remove candidates from other blocks.









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









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









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









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









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









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









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









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









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









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









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









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









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









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









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









Number 4 is the only value possible in cell (1,5).









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









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









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









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









For row 6, number 5 is only possible in cell (7,6)









For row 6, number 8 is only possible in cell (4,6)









For row 9, number 5 is only possible in cell (6,9)









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









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









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









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









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









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









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









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









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









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









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









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









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









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









Number 1 is the only value possible in cell (7,5).









Number 6 is the only value possible in cell (9,5).









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









Number 4 is the only value possible in cell (9,7).









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









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









Number 7 is the only value possible in cell (6,8).









Number 4 is the only value possible in cell (6,2).









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









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









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









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









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