Astraware Sudoku - It's a different kind of Zen

Step-By-Step Solution:

Initial Grid

                    
First step - add in all possible valid pencilmarks.




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









Number 6 is the only value possible in cell (9,8).









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









For column 1, Number 2 is only possible in cell (1,1)









For column 1, Number 7 is only possible in cell (1,2)









For column 8, Number 2 is only possible in cell (8,6)









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









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









For row 5, number 8 is only possible in cell (3,5)









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









For row 4, number 5 is only possible in cell (2,4)









For box 1, candidates for 1 are all in column 2, so you can remove candidates from other blocks.









For box 2, candidates for 7 are all in column 4, so you can remove candidates from other blocks.









For box 2, candidates for 9 are all in column 5, so you can remove candidates from other blocks.









Candidates for 4 in boxes 5 and 8 force the candidates in box 2 to be in the remaining line.









Hidden Pair for 7 and 9, can remove other candidates from these cells.









For column 6, Number 6 is only possible in cell (6,9)









For box 6, Number 3 is only possible in cell (7,5)









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









Number 6 is the only value possible in cell (2,3).









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









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









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









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









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









Number 7 is the only value possible in cell (9,1).









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









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









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









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









Number 4 is the only value possible in cell (6,5).









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









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









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









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









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









Number 6 is the only value possible in cell (5,1).









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









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









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









Number 9 is the only value possible in cell (5,2).









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









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









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









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









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









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









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









Number 8 is the only value possible in cell (2,7).









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









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









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









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









Number 4 is the only value possible in cell (5,8).









Number 4 is the only value possible in cell (1,9).









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









Number 8 is the only value possible in cell (5,9).









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