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 5 is only possible in cell (2,3)









For row 4, number 5 is only possible in cell (3,4)









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









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









For row 2, number 9 is only possible in cell (5,2)









For row 9, number 7 is only possible in cell (5,9)









For row 1, number 7 is only possible in cell (2,1)









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









For row 3, number 2 is only possible in cell (1,3)









For row 9, number 6 is only possible in cell (8,9)









For column 9, Number 6 is only possible in cell (9,3)









For box 7, candidates for 9 are all in row 7, so you can remove candidates from other blocks.









Candidates for 4 in boxes 2 and 3 force the candidates in box 1 to be in the remaining line.









Naked Triple for 1, 2 and 9, can remove these as candidates from other cells.









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









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









For row 7, number 9 is only possible in cell (3,7)









For row 1, number 6 is only possible in cell (5,1)









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









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









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









For column 8, Number 1 is only possible in cell (8,7)









For box 8, Number 2 is only possible in cell (5,8)









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









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









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









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









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









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









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









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









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









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









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









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









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









For box 1, Number 8 is only possible in cell (3,1)









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









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









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









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









For row 7, number 3 is only possible in cell (4,7)









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









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









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









Number 9 is the only value possible in cell (7,5).









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









Number 9 is the only value possible in cell (8,3).









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









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









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









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









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









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









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









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









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