Anime

Kancolle count 2 anime adaptations:

Kancolle Anime (2015) (12 episodes)
- This includes the 2016 movie.
KanColle 1944 - Itsuka Ano Umi de (2022) (8 episodes)

Spin Off Games

KanColle Kai, a PS Vita port of the game, infamous for leaking most of the game's code, and that stopped being updated.
Kancolle Arcade, an original game in full 3D, using physical cards and saves, currently available in Japan.

Reading

Manga

Light Novels

Kagerou, Setting Sail!	1st Carrier Division, Heading Off!	Bonds of the Wings of Cranes
Day at a Certain Naval Base	Zui no Umi, Ootori no Sora

Doujinshi

Construction started by Tragicwind

National Fleet Kindergarten vol.1
KanMusu Diary ~A Day in the Life of the Kuma Class~ (vol.4)
Over Quantum Mechanics Rainbow vol.8
Fairy * Squadron vol. 1-2
Masurao Collection vol.1
Kaga's Failed Development vol.4

Supplementary Media

KanColle RPG

Trading Card Game

Weiss Schwarz: First Fleet, Second Fleet, Abyssal Fleet

Under Construction

I Expected So, Raise the Anchor! KC/S25-124R
Torpedo Cruisers, Deploy! KC/S25-126R
Aircraft Carrier Wo-Class, Welcome! KC/S25-P05
Akagi, Welcome! KC/S25-P06

Audio

Kantai Collection Drama CD 1 Hiei's Curry English.png

Hiei's Curry Drama CD
Kantai Collection Drama CD 2 - Akatsuki's Dream (Dreams of dawn) English.png

Akatsuki's Dream
KanColle Vocal Collection vol.1
KanColle Vocal Collection vol.2
OST AKATSUKI

Calendars

Since 2017, an official calendar has been published each year, with each month being dedicated to one artist.

See here

Figurines

Construction led by Gensui Hime

Yamato Kai Heavy Ver.
Mutsu Figma
Wo-Class Aircraft Carrier
Musashi Kai Heavy Ver.
Hiei
Ryuujou
Nagato
Tenryuu & Tatsuta
I-19 Aoshima
Ikazuchi Cu-poche

Illustrations

Tapestries, posters, image cards, other illustrations

Under Construction - volunteer anyone?
Initial batch from Anime/Goods

vol.1 tapestry
vol.1-3 tapestry
tapestry
poster illustration
illustration
tapestry
tapestry
tapestry
illustration
illustration
lenticular card
poster
poster

Misc

Straps, cards, cushions, buttons, mugs, shirts, towels, mousepads, etcetera