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30th Honinbo title

League

In the first column the white player, on the top row the black player.

# player result 1 2 3 4 5 6 7 8
1. Takemiya Masaki 6-1 W+R W+R W+R W+3.5
2. Sakata Eio 6-1 B+2.5 W+R W+R W+4.5
3. Kato Masao 5-2 W+R B+R W+R
4. Rin Kaiho 5-2 B+0.5 B+5.5 W+7.5
5. Ishii Kunio 2-5 B+R B+R B+R
6. Sakakibara Shoji 2-5 B+R B+4.5 W+R W+R
7. Takagawa Kaku 2-5 B+R B+R W+R W+R
8. Kada Katsuji 0-7 B+7.5 B+R B+0.5

Kada Katsuji, Takagawa Kaku, Sakakibara Shoji and Ishii Kunio are demoted.

Challenger Playoff

date black white result #mv sgf
1975-05-08 Takemiya Masaki Sakata Eio W+R 252 sgf

30th Honinbo Title

date black white result #mv sgf
1975-05-15,16 Ishida Yoshio Sakata Eio W+R 224 sgf
1975-05-28,29 Sakata Eio Ishida Yoshio B+3.5 312 sgf
1975-06-09,10 Ishida Yoshio Sakata Eio B+5.5 269 sgf
1975-06-16,17 Sakata Eio Ishida Yoshio B+R 167 sgf
1975-06-26,27 Ishida Yoshio Sakata Eio B+R 213 sgf
1975-07-09,10 Sakata Eio Ishida Yoshio W+4.5 239 sgf
1975-07-21,22 Sakata Eio Ishida Yoshio W+21.5 283 sgf

Ishida Yoshio won with 4-3.