Kai Ken breeders:
Yamabushi Kensha (KKA)- yamabushikennel.com
Hello Kennel (AKC and KKA)- hellokennel.com
Suteishii Kennel (AKC and UKC)- suteishiikennels.com
Mijikai Kennel (UKC and KKA)- kaikenpuppys.tripod.com

Kishu breeders:
Akiyama no Roushya - www.kishu-ken.org/
Hakuzan Kensha - hakuzankennel.org/

Hokkaido breeders:
Hakuzan Kensha - hakuzankennel.org/
Masakado Hokkaido & Shiba Inu - www.masakadoshiba.com/
Kaiju Kennels - www.kaijukennels.com/

Shikoku breeders:
O'iKon - o-ikon.com/page1.php

Other resources:
Nihon Ken forum - www.nihonken.org/forum/index.php?p=/discussions
Nihon Ken Facebook group - www.facebook.com/groups/NihonKen/
Kai Ken Facebook group - www.facebook.com/groups/KaiKenGroup/

Kai Ken merchandise:
PaintedDogWorkshop - www.etsy.com/shop/PaintedDogWorkshop
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Reccomended gear:
RoamingHound Collars - http://www.facebook.com/roaminghound