Doolittle Raid
In April, after the Doolittle Raid, "Kiso" was one of many vessels sent in unsuccessful pursuit of US Navy Task Force 16 with the aircraft carriers , and . Shells from "Kiso"s main batteries scuttled guard boats "No. 26 Nanshin Maru" and "No. 1 Iwate Maru" after those vessels had been damaged by planes from "Enterprise" during the Doolittle Raid.