- Shimomatsumoto
- Shimonakatsukawa
- Shimonogami
- Shimonojiri
- Shimotsushima
- Shinjiku
- Shinmeimae
- Shinzan
- Shioda
- Shiokawamachi-kanahashi
- Shiokawamachi-tōta
- Shionohara
- Shionomata
- Shionosaki
- Shiraiwa
- Shiraiwa
- Shirakawa-machi
- Shirasaka
- Shirasawa
- Shizukawa
- Shōjō
- Shuku
- Sorida
- Sugaya
- Sugisawa
- Sugitamachi
- Sugizawa
- Sunakohara
- Sukagawa