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 (5,5).









Number 2 is the only value possible in cell (5,6).









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









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









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









For row 4, number 7 is only possible in cell (8,4)









For column 1, Number 2 is only possible in cell (1,8)









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









For row 9, number 7 is only possible in cell (4,9)









For column 1, Number 9 is only possible in cell (1,5)









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









For column 2, Number 9 is only possible in cell (2,9)









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









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









For row 1, number 4 is only possible in cell (8,1)









For row 3, number 4 is only possible in cell (2,3)









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









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









For row 7, number 4 is only possible in cell (9,7)









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









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









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









For column 3, Number 5 is only possible in cell (3,4)









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









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









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









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









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









For row 2, number 3 is only possible in cell (6,2)









For box 7, candidates for 1 are all in column 3, so you can remove candidates from other blocks.









For box 8, candidates for 1 are all in column 4, so you can remove candidates from other blocks.









For row 2, number 1 is only possible in cell (8,2)









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









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









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









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









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









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









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









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









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









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









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









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









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









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









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









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









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









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









Number 5 is the only value possible in cell (4,7).









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









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









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









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