Y
- (Hiki-gun) Yamata
- (Hiki-gun) Yakuōji
- (Fujimino Shi) Yata
- (Sōka Shi) Yatsukachō
- (Sōka Shi) Yatsuka-nakachō
- (Sōka Shi) Yatsuka-kamichō
- (Sōka Shi) Yoshichō
- (Sōka Shi) Yanagishimachō
- (Sōka Shi) Yahatachō
- (Yashio-shi) Yanaginomiya
- (Misato Shi) Yanaka
- (Misato Shi) Yaguchi
- (Yoshikawa Shi) Yoshiya
- (Kitakatsushika Gun) Yashikizuki
- (Kitakatsushika Gun) Yumemino-higashi
- (Kitakatsushika Gun) Yanagichō
- (Kitakatsushika Gun) Yumemino
- (Kitakatsushika Gun) Yoshinuma
- (Koshigaya Shi) Yashikimae
- (Kawagoe-shi) Yoshinodai
- (Iruma-gun) Yokomatsu
- (Fujimi-shi) Yamagata
- (Fujimi-shi) Yamaba
- (Fujimi-shi) Yanaka
- (Fujimi-shi) Yamazaki
- (Fujimi-shi) Yamamuro
- (Kasukabe Shi) Yanagishima
- (Kasukabe Shi) Yamashita
- (Koshigaya Shi) Yanakachō
- (Koshigaya Shi) Yayoichō