Shikoku（四国） is a region of Japan. The region's capital is Matsuyama（松山）.
Shikoku is neighbored by following regions:
- Republic of China (Taiwan), Chugoku
- Republic of China (Taiwan), Kinki
- Republic of China (Taiwan), Kyushu
The following lists the known mayors of the region in chronological order.
- 21 September 2008 - Sysors (banned in office)
|Regions of Republic of China (Taiwan)|
Central Taiwan • Chubu • Chugoku • Chungcheongbuk-do • Chungcheongnam-do • Eastern Taiwan • Gangwon-do • Gyeonggi-do • Gyeongsangbuk-do • Gyeongsangnam-do • Jeju • Jeollabuk-do • Jeollanam-do • Kanto • Kinki • Kyushu • Northern Taiwan • Shikoku • Southern Taiwan