Weekly Extreme Sudoku Competition for Jan 9 to Jan 15

Number 225, Extreme
by Crosswords Ltd. March puzzle packs Now Out!. Thanks for supporting our site.
Future Puzzle - will be submitted on the relevant day
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
    2            
4     5     1   8
    7 3 9 1      
  6       5 3 4  
                 
  2 4 8       9  
      7   3      
1   8 4         7
            2