This is a special study of Japanese tropical helmets by Nick Komiya, and is presented in four parts.

1921 Sun helmet Prototype testing

300 Sun Helmet Prototypes were produced for the test, of which 100 had “felt shells”, 150 had “woven Panama hat shells” and 50 had “Gourd Sponge shells (also tested in helmet covers later in 1934)”. These were benchmarked against the standard army visor cap and also against the captured German Sun Helmet. Continue reading →