
Naoki Takeda
武田ナオキ
                    
                    
                    
                                
                                A member of Root Academy's Puzzle Club who is constantly challenging Kaito to sudoku puzzles.
(Source: Wikipedia)
                        (Source: Wikipedia)
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                                                        Phi-Brain ~ Puzzle of God: The Orpheus OrderSupporting TV
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                                                        Phi-Brain ~ Puzzle of GodSupporting TV
 
                                                
                                                Bickham, Clint
English 
                                                
                                                 
            
         
                                                            