K
- (Amakusa Shi) Kamebamachi-kamegawa
- (Amakusa Shi) Kamebamachi-jikiba
- (Amakusa Shi) Kuguyama
- (Amakusa Shi) Kusuura-shinden
- (Amakusa Shi) Kannon
- (Amakusa Shi) Kitaharamachi
- (Amakusa Shi) Komatsubaramachi
- (Amakusa Shi) Kitahamamachi
- (Amakusa Shi) Kaneyaki-san
- (Amakusa Shi) Kaneyaki-ni
- (Amakusa Shi) Kaneyaki
- (Amakusa Shi) Kakizuka
- (Amakusa Shi) Kamikubo
- (Amakusa Shi) Kugiyama
- (Amakusa Shi) Kuratakemachi-miyada
- (Amakusa Shi) Kobano
- (Amakusa Shi) Konagigata
- (Amakusa Shi) Kozaki
- (Amakusa Shi) Kuramoto
- (Amakusa Shi) Kuratakemachi-tanasoko
- (Amakusa Shi) Kamiage
- (Amakusa Shi) Kuratakemachi-ura
- (Amakusa Shi) Kakue
- (Amakusa Shi) Kokushigo
- (Amakusa Shi) Koura
- (Amakusa Shi) Kuroji
- (Amakusa Shi) Kamigote
- (Amakusa Shi) Kashi
- (Amakusa Shi) Kobata
- (Amakusa Shi) Kurosu