Fuso as of 1938:
Between February 1937 and March 1938, again at Kure, Fuso underwent the first phase of her second modernization. Changes were:
-Removal of the second starboard anchor.
-Removal of the foremost casemate mounts.
-Fitting of a 10m rangefinder in place of the 8m one on top of the pagoda tower.
-Modifications of the RDF equipment with the fitting of a new platform on the pagoda.
-Replacement of the two quadruple 13mm machine guns fitted on the forward superstructure with four twin 25mm machine guns. Changes included the fitting of new larger platforms to hold them.
-Removal of the searchlight platform from the pagoda tower.
-Removal of the auxiliary 3.5m rangefinders on the forward superstructure, replaced by machine gun directors.
-Replacement of the two quadruple 13mm machine gun directors fitted abreast the funnel with four twin 25mm ones. changes included the fititng of new platforms.
-Fitting of new machine gun directors on both sides of the funnel.
-Partial replacement of the "Su-Shiki" searchlights with "92-shiki" ones (3 "Su-Shiki" fitted on the port-side of the funnel, 1 "Su-Shiki" and 2 "92-Shiki" on the starboard side).
-Shortening of the aft mast and fitting of a periscope on top of the aft main gun director
-Upgrade of the airwing from three Nakajima E4N to three Nakajima E8N.
-Landing of the 17m motor pinnaces.