K
- (Minamimatsuura Gun) Kogushigō
- (Tsushima-shi) Kamitsushimachō-furusato
- (Tsushima-shi) Kamitsushimachō-tomigaura
- (Tsushima-shi) Kamizato
- (Tsushima-shi) Kamizato
- (Tsushima-shi) Kamiagatachō-unatsura
- (Tsushima-shi) Kamiagatachō-kubara
- (Tsushima-shi) Kamiatagachō-kaidokoro
- (Tsushima-shi) Kamiagatachō-koshitaka
- (Tsushima-shi) Karyū
- (Tsushima-shi) Kamitsushimachō-kawachi
- (Nagasaki-shi) Kagura Jima
- (Sasebo Shi) Kuroishi
- (Sasebo Shi) Kurugurichō
- (Sasebo Shi) Kamiyunokichō
- (Sasebo Shi) Kokonnochō
- (Sasebo Shi) Kuchinoochō
- (Sasebo Shi) Kiharachō
- (Iki Shi) Katsumotochō-nakafure
- (Iki Shi) Katsumotochō-sakamotofure
- (Iki Shi) Katsumotochō-ōkubofure
- (Iki Shi) Katsumotochō-hongū-nakafure
- (Iki Shi) Katsumotochō-shinjō-nishifure
- (Iki Shi) Katsumotochō-kitafure
- (Iki Shi) Katsumotochō-katayamafure
- (Iki Shi) Kameishi
- (Iki Shi) Katsumotochō-higashifure
- (Iki Shi) Katsumotochō-saidofure
- (Hirado Shi) Kagamigawachō
- (Hirado Shi) Kawachichō