Had an elevation of 90° and was fitted to carriers, battleships, cruisers, and destroyers.
5" L/40 Type 89
The 5" L/40 Type 89 was a dual mount navy gun that was first tested in 1931. It was adopted for use in 1932.
It used a Type 94 high-angle director that relied on manual input and thus couldn't keep up with fast targets.
The 5" L/40 Type 89 had a crew of eleven.
Was a dual purpose gun fitted to destroyers.
5.5" L/40 Model 1925
Designed to be mounted on destroyers but was not use in that role.
Used in the Tenryu class light cruisers and Ise class battleships.
5.5" L/50 Type 3
The 5.5" L/50 Type 3 was designed before World War I to replace the 6" L/50 Type 41 gun as the 6" shell was harder to handle for the average Japanese seaman.
Was hand loaded and used in the Agano class.