Related Clues:

• Traditional warriors of Japan
• Professional killer
• Fourteenth-century Japanese assassin
• Teenage Mutant . . . . . Turtles
• Historical Japanese warrior
• It sounds as if your eye, Samuel, is on Japan
• My boy, your eye sounds so Japanese (7)
• Samuel, that's how you see, by the sound of it, for the knight in Japan
• My boy, you see with this the sound of the night in Japan, by the sound of it
• Teenage Mutant ___ Turtles
• Japanese warrior of old
• Agent in black
• Literally, ''servant''
• Some assassin in Japan
• Warrior of old Japan