- Kagoshima
- Kaita
- Kaizuka
- Kajiki
- Kakogawachō-honmachi
- Kakunodatemachi
- Kameda-honchō
- Kameyama
- Kamifukuoka
- Kamigyō-ku
- Kamiichi
- Kamiiso
- Kamikawa
- Kamimaruko
- Kaminokawa
- Kamirenjaku
- Kamo
- Kamogatachō-kamogata
- Kamogawa
- Kamojimachō-jōgejima
- Kan’onjichō
- Kanaya
- Kanazawa
- Kanda
- Kanekomachi
- Kanie
- Kannabechō-yahiro
- Kanzakimachi-kanzaki
- Karasuyama
- Kariya
- Kasamatsuchō
- Kasaoka
- Kaseda-shirakame
- Kashihara
- Kashihara-shi
- Kashima
- Kashima-shi
- Katori-shi
- Katsuren-haebaru
- Katsuta
- Kawage
- Kawanoechō
- Kawasaki
- Kihoku-chō
- Kisai
- Kishiwada
- Kitahama
- Kitsuki
- Kizu
- Kobayashi
- Kochi
- Kodaira
- Kodamachō-kodamaminami
- Koga
- Koganei
- Kogota
- Kokubu-matsuki
- Komae
- Komatsushimachō
- Komono
- Kōnan
- Kōnosu
- Koseda
- Koshima
- Kozakai-chō
- Kudamatsu
- Kukichūō
- Kumamoto
- Kunitachi
- Kurihashi
- Kurio
- Kurobe-shi
- Kuroda
- Kuroiso
- Kusatsu
- Kushikino
- Kuwana
- Kuwana
