Tatsuaki Iwata (岩田達明, Iwata Tatsuaki, January 2, 1926 – June 30, 2022),[1] also known as Masao Iwata, was a Japanese professional Go player.[2]

Tatsuaki Iwata
Full nameTatsuaki Iwata
Kanji岩田達明
Born(1926-01-02)January 2, 1926
Nagoya, Japan
DiedJune 30, 2022(2022-06-30) (aged 96)
ResidenceJapan Nagoya, Japan
TeacherKitani Minoru
Turned pro1943
Rank9 dan
AffiliationNihon Ki-in

Biography

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Iwata was a 9-dan Go professional from the Nagoya branch of the Nihon Ki-in. He won his 800th professional game in 2004. He retired from tournament play in 2011.[3] He died in 2022 at the age of 96.[4]

Promotion record

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Rank Year Notes
1 dan 1943
2 dan 1944
3 dan 1947
4 dan 1949
5 dan 1951
6 dan 1954
7 dan 1959
8 dan 1961
9 dan 1964

Titles & runners-up

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Title Years Held
Current 6
  Okan 1967, 1969, 1970, 1976, 1979, 1980
Title Years Lost
Current 6
  Okan 1965, 1972, 1977, 1981, 1985, 1989

See also

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References

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  1. ^ "Iwata Tatsuaki". Nihon Ki-in. Retrieved July 5, 2022.
  2. ^ Jan, van der Steen. "Iwata Tatsuaki". GoBase. Retrieved December 18, 2010.
  3. ^ "Player's record at Fuseki.Info". Retrieved December 18, 2010.
  4. ^ "囲碁棋士九段の岩田達明氏死去、96歳…本因坊戦リーグなどで活躍". Yomiuri Shimbun (in Japanese). July 5, 2022.