Changes

'''(Oct 10 2014) '''When equipped together with large caliber guns, daytime hit and firepower bonus when attacking [heavily armored enemy ships] and [installation type bosses]

'''(Oct 10 2014) '''When equipped together with large caliber guns, daytime hit and firepower bonus when attacking [heavily armored enemy ships] and [installation type bosses]

'''(Jan 23 2015) ''' Can now be upgraded into [[Type 1 Armor-Piercing (AP) Shell]]  

'''(Jan 23 2015) ''' Can now be upgraded into [[Type 1 Armor-Piercing (AP) Shell]], through [[Akashi's Improvement Arsenal]].

Rumored to increase critical hit chance (source needed, statement not present in wikiwiki)

Rumored to increase critical hit chance (source needed, statement not present in wikiwiki)