Members of the ground crew attach 60 kg. bombs to underside of the Nakajima B5N bomber.
The Nakajima B5N (Allied reporting name "Kate") was the standard carrier-based torpedo bomber of the Imperial Japanese Navy (IJN) for much of World War II. 

Loading bombs

A captured Nakajima prototype No. 4 Japanese heavy bomber.
The Nakajima G8N Renzan ("Mountain Range") was a four-engine long-range bomber designed for use by the Imperial Japanese Navy. The Navy designation was "Type 18 land-based attack aircraft" (the Allied code name was "Rita").

Code name "Rita"

A Mitsubishi "Zero" A6M3 model 22 fighter plane on a Japanese air base.