K
- (Sambu-gun) Kitashiohama
- (Sambu-gun) Kita-imaizumi
- (Sodegaura-shi) Kasagami
- (Sodegaura-shi) Kamikubota
- (Sodegaura-shi) Kowashimizu
- (Sodegaura-shi) Katsu
- (Sodegaura-shi) Katsuori
- (Sodegaura-shi) Kamiizumi
- (Sodegaura-shi) Kawaharai
- (Sodegaura-shi) Kamimiyada
- (Sodegaura-shi) Kajiyama
- (Sodegaura-shi) Kōji
- (Sodegaura-shi) Kotsubo
- (Sodegaura-shi) Kurasawa
- (Sodegaura-shi) Kairuda
- (Kisarazu Shi) Kinonesawa
- (Kisarazu Shi) Kusajiki
- (Kisarazu Shi) Kawasaki
- (Kisarazu Shi) Kaminegishi
- (Kisarazu Shi) Konma
- (Kisarazu Shi) Kobama
- (Kisarazu Shi) Kayano
- (Kisarazu Shi) Kayano-nanamagari
- (Ichihara Shi) Katamatagi
- (Ichihara Shi) Kashiwabara
- (Ichihara Shi) Koori
- (Ichihara Shi) Kajiro
- (Ichihara Shi) Kaiho
- (Ichihara Shi) Kōzaka
- (Ichihara Shi) Kōfūdai