. . "Type 91" . . . . . . "1931" . . . . . . . "NC" . . . . . . . . . . . . "Nakajima Type 91(NC)" . . . . . . . . . . "Nakajima Army Type 91 Fighter" . "Nakajima Army Type 91 Fighter" . . . . . . . . "1934" . . . . . . . . . "Nakajima Type 91 (NC)" . . . . . . "Nakajima Type 91" . . . "Nakajima Army Type 91" . . . "450" . . . . . . "Nakajima 91" . "Type 91 Fighter" .