P-2J Neptune patrol aircraft

The P-2J Neptune was a Japanese derivative of the U.S. P-2 Neptune maritime patrol aircraft. The original Neptune was the primary post-World War II maritime patrol aircraft of the U.S. Navy until it was replaced by the P-3 Orion.

The P-2J resembled the U.S. P-2 Neptune, except for a 4 ft 2 in (1.27 m) fuselage stretch ahead of the wing and many Japanese-built components and detail design changes. The most important difference was the substitution of turboprop engines in place of...