<page_title> Kaidai-type submarine </page_title> <section_title> Kaidai IV (I-61/162 class) </section_title> <table> <cell> I-61 </cell> <cell> 15 November 1926; 12 November 1927; 6 April 1929 </cell> <cell> I-162 (ex-I-62) </cell> <cell> 20 April 1927; 29 November 1928; 24 March 1930 </cell> <cell> I-164 (ex-I-64) </cell> <cell> 28 March 1928; 5 October 1929; 30 August 1930 </cell> </table>
Three Kaidai IVs I-61, I-162, and I-164 were constructed between 1929 and 1930.