Jun-Meijin

1) Jun-Meijin (準名人, Semi-Meijin) is a Japanese go term and title during the Edo period of Japanese go, and was equivalent to the rank of 8-dan. In earlier eras, a different term Han-Meijin (半名人, Half-Meijin) was used. Throughout their periods of usage, these titles were accorded to seventeen players.

Name                  Years of promotion – death
Yasui Santetsu           1612–1652
Hayashi Monnyusai        1612–1667
Honinbo Sanetsu          1630–1658
Yasui Senkaku            1700–1737
Hayashi Bokunyu Monnyu   1721–1740
Inoue Sakuun Inseki      1721–1735
Hayashi Incho Monnyu     1727–1745
Yasui Shuntetsu Senkaku  1737–1775
Inoue Shunseki           1734–1772
Yasui Senchi Senkaku     1780–1814
Honinbo Retsugen         1788–1808
Honinbo Genjo *          1808–1832
Yasui Chitoku Senchi *   1814–1838
Hayashi Genbi Monnyu     1819–1861
Inoue Genan Inseki *     1828–1859
Honinbo Shuwa *          1847–1873
Ito Showa                1869–1878 (Note: The only Jun-Meijin that was never the head of any house.)

*: These four were called the "Igo Shitetsu" (Four Sages) and considered the best among jun-meijins.

Notes

It should be noted that 17th-18th century dates are approximate as to when 8 Dan was achieved.

2) Jun-Meijin tournament (準名人戦) was planned in 1944 for 7-dan players for rank promotion, but cancelled due to worsening situation in the Pacific War.