19th Judan title 1981

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# 19th Judan title

## Winners' Section

Winners' Section
Tono Hiroaki | Cho Chikun W+R | Kobayashi Koichi B+F | Hashimoto Shoji B+R
Sugiuchi Masao | Cho Chikun B+R
Cho Chikun
Kudo Norio | Nakamura Hidehito B+R | Kobayashi Koichi B+R
Nakamura Hidehito
Ohira Shuzo | Kobayashi Koichi B+R
Kobayashi Koichi
Sakata Eio | Takagi Shoichi B+R | Honda Kunihisa B+7.5 | Hashimoto Shoji B+
Takagi Shoichi
Ishida Yoshio | Honda Kunihisa B+
Honda Kunihisa
Kato Masao | Rin Kaiho B+R | Hashimoto Shoji B+6.5
Rin Kaiho
Ishida Akira | Hashimoto Shoji W+R
Hashimoto Shoji

## Losers' Section

Losers' Section
Sugiuchi Masao | Sugiuchi Masao W+ | Sakata Eio W+R | Kobayashi Koichi W+1.5 | Kobayashi Koichi B+R
Kudo Norio | Kudo Norio B+
Ohira Shuzo
Sakata Eio | Sakata Eio W+2.5 | Sakata Eio B+R
Ishida Yoshio
Kato Masao | Kato Masao B+
Ishida Akira
Kobayashi Koichi
Tono Hiroaki | Tono Hiroaki B+ | Rin Kaiho W+0.5 | Honda Kunihisa B+R
Nakamura Hidehito
Takagi Shoichi | Rin Kaiho B+R
Rin Kaiho
Cho Chikun | Honda Kunihisa B+2.5
Honda Kunihisa

## Challenger decision match

Winner of the Winners' Section against winner of the Losers' Section.

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
1981-02-12 | Kobayashi Koichi | Hashimoto Shoji | W+R | 196 | sgf

## 19th Judan Title

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
1981-03-04 | Otake Hideo | Hashimoto Shoji | B+1.5 | 213 | sgf
1981-03-19 | Hashimoto Shoji | Otake Hideo | W+0.5 | 269 | sgf
1981-04-01 | Otake Hideo | Hashimoto Shoji | B+R | 221 | sgf

Otake Hideo won with 3-0.