|Notes=*Uses [[]] for improvement.<br/>**Uses [[15.5cm Triple Gun Mount (Main)]] for improvement.<br/>★Max conversion uses 1 [[15.5cm Triple Gun Mount (Main)]] to convert to a ★7 '''[[15.5cm Triple Gun Mount Kai (Main)]]'''.
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|Notes=*Uses [[15.5cm Triple Gun Mount (Secondary)]] for improvement.<br/>**Uses [[15.5cm Triple Gun Mount (Main)]] for improvement.<br/>★Max conversion uses 1 [[15.5cm Triple Gun Mount (Main)]] to convert to a ★7 '''[[15.5cm Triple Gun Mount Kai (Main)]]'''.