5th Meijin title

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# 5th Meijin title

## Newcomers

The lowest three players from the previous year are demoted, and entrance matches determine which three new players are allowed to enter the League.

game | date | black | white | result | sgf
--- | --- | --- | --- | --- | ---
Qualification final | 1979-11-15 | Hane Yasumasa | Hisai Keishi | B+R | sgf
Qualification final | 1979-11-22 | Yamashiro Hiroshi | Takagi Shoichi | B+5.5 | sgf
Qualification final | 1979-11-29 | Ishii Kunio | Kobayashi Koichi | W+1.5 | sgf

## League

Results (in the first column the white player, on the top row the black player). The ordering of the first six players is according to their results in the previous year. The last three are the winners of the entrance matches.

# | player | result | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
1. | Sakata Eio | 3-5 |  | B+1.5 |  | B+5.5 |  | W+R |  | B+2.5 |
2. | Kato Masao | 6-2 |  |  | B+0.5 |  | B+3.5 |  | W+6.5 |  | W+R
3. | Takemiya Masaki | 5-3 | B+7.5 |  |  | B+R |  | W+7.5 |  | W+R |
4. | Rin Kaiho | 5-3 |  | B+R |  |  | W+R |  | B+R |  | W+R
5. | Cho Chikun | 6-2 | W+R |  | W+R |  |  | W+R |  | W+R |
6. | Hashimoto Utaro | 2-6 |  | B+3.5 |  | B+R |  |  | W+2.5 |  | B+R
7. | Kobayashi Koichi | 5-3 | W+R |  | B+0.5 |  | W+R |  |  | W+R |
8. | Hane Yasumasa | 2-6 |  | B+2.5 |  | W+2.5 |  | B+1.5 |  |  | B+5.5
9. | Yamashiro Hiroshi | 2-6 | B+5.5 |  | B+10.5 |  | B+1.5 |  | B+R |  |

## Playoff

Kato Masao and Cho Chikun both had 6 wins, and played a challenger playoff that was won by Cho Chikun.

game | date | black | white | result | sgf
--- | --- | --- | --- | --- | ---
Challenger playoff | 1980-08-21 | Cho Chikun | Kato Masao | B+4.5 | sgf

## 5th Meijin Title

game | date | black | white | result | sgf
--- | --- | --- | --- | --- | ---
1 | 1980-09-10,11 | Otake Hideo | Cho Chikun | W+R | sgf
2 | 1980-09-17,18 | Cho Chikun | Otake Hideo | B+R | sgf
3 | 1980-10-01,02 | Otake Hideo | Cho Chikun | B+R | sgf
4 | 1980-10-08,09 | Cho Chikun | Otake Hideo | Void | sgf
5 | 1980-10-22,23 | Otake Hideo | Cho Chikun | W+R | sgf
6 | 1980-11-05,06 | Cho Chikun | Otake Hideo | B+1.5 | sgf

Cho Chikun won with 4-1. The fourth game was declared void: Cho asked whether he could retake the ko, and the referee answered affirmatively, and Cho illegally retook the ko.