- Katamachi
- Katamukai
- Katano
- Katano
- Katayama
- Katayamachō
- Katsurase
- Kattsu
- Kawabe
- Kawabe-kitanoda-kōya
- Kawabe-moroi
- Kawabe-takaoka
- Kawabe-toshima
- Kawadōri
- Kawaguchi
- Kawaguchi
- Kawai
- Kawamoto-kaiwamachi
- Kawamoto-mutsumimachi
- Kawamoto-ogawamachi
- Kawamoto-yamashitamachi
- Kawanishi
- Kawara
- Kawashiri-miyoshimachi
- Kawashiri-ōkawachō
- Kawashiri-shinkawamachi
- Kawashiri-sōshamachi
- Kawashiri-uenomachi
- Kawashiri-wakabamachi
- Kawatogawa