01 / Hokishita Ide
Shoo, appointed to the Nangochu irrigation post,cut the Hokishita Ide from Hakusui to Kugino.
In 1667 (Kanbun 7), Katayama Kazaemon (片山嘉左衛門, known as Shoo, 松翁) was appointed by the Higo domain to the post of Nangochu Yosuiho-joyaku (南郷中用水方定役). He devised a surveying method (斤量式測定法) and cut the Hokishita Ide (保木下井手), a channel running from Hakusui (白水) to Kugino (久木野). The village's plan records that the technique was passed down mainly in Kugino and that many more channels were developed one after another.
- 1667 (Kanbun 7): Nangochu Yosuiho-joyaku post
- Channel from Hakusui to Kugino
- Selected as a Top 100 Irrigation Canal, 2006

