Merchandise

Manga
By Momoi Ryōta; debut on 2013-04-23. Latest chapter: 14
 * Kantai Collection 4koma (Famitsu Comic Clear)
 * Print media/4koma/Chapter list - Chapter plot summary

Original title Chinjufu tsūshin (鎮守府通信). By Shōtarō Harada.
 * Naval Base Communications (Famitsu Comic Clear)
 * Print media/Naval Base Communications/Chapter list - Chapter plot summary

By Sasayuki; debut in December 2013.
 * TBA (Comptiq)

Illustrated by Sakae Saitō; debut on 2013-11-27.
 * TBA (Monthly Comic Alive)

Original title Suirai sentai chronicle (水雷戦隊クロニクル). Illustrated by Yasuhiro Miyama; debut in November 2013.
 * Seamine Squadron Chronicles (Comp Ace)

Light novel

 * Author: Tsukiji Toshihiko
 * Illustrations: NOCO
 * Release: November 2013