8cm 3rd Year Type anti-aircraft gun of the Japanese Naval Landing Force
Unknown photographer, Imperial Japanese Navy
Taken from the cover of the album <a rel="nofollow" class="external text" href="http://www.kt.rim.or.jp/~jojo_h/ar/p_profile/pf_Incapacitants.html">INCAPACITANTS / FEEDBACK OF N.M.S.</a>