| Sadoyama Anji | |
| Native Name: | 佐渡山 安治 |
| Native Name Lang: | ja |
| Office: | sanshikan of Ryukyu |
| Term Start: | 1688 |
| Term End: | 1693 |
| Predecessor: | Inoha Seiki |
| Successor: | Yonabaru Ryōgi |
| Birth Date: | ? |
| Death Date: | ? |
| Blank1: | Childhood name |
| Blank2: | Chinese name |
| Data2: | Mō Kokuzui (毛 国瑞) |
| Blank3: | Rank |
| Data3: | Ueekata |
| Parents: | Ikegusuku Ansei (father) |
also known by and his Chinese style name, was a bureaucrat of the Ryukyu Kingdom.
Anji was the second son of Ikegusuku Ansei (Japanese: 池城 安成). In 1673, Onna magiri (Japanese: 恩納間切, modern Onna, Okinawa) was established, and granted to Anji as his hereditary fief.[1] He was the originator of Mō-uji Sadoyama Dunchi (Japanese: 毛氏佐渡山殿内).[2]
He was sent to Miyako and Yaeyama to carry out political reform in 1678. King Shō Tei dispatched Prince Nago Chōgen (Japanese: 名護 朝元, also known as Shō Kōjin Japanese: 尚 弘仁) and him in 1682 to celebrate Tokugawa Tsunayoshi succeeded as shōgun of the Tokugawa shogunate. In the next year, Prince Nago died in Kagoshima, and Anji sailed back to Ryukyu.[3]
Anji served as a member of Sanshikan from 1688 to 1693.[4]