Players › Yasuaki Tsukada

Yasuaki Tsukada

Player No.	148
Rank	9-dan
Date of birth	Nov 16, 1964
Birthplace	Tokyo
Teacher	Nobuyuki Oouchi 9-dan (deceased)

Junisen terms41

Career record208W-201L

Win rate0.509

Deviation score (FY2025)43.8

Best deviation score68.5
FY1985

Rating history and all games →

Junisen record

Term	Class	Rank	Record	Up/down	Deviation
80th term	Class C2	47	2W-8L	Demerit	24.8
79th term	Class C2	1	2W-8L	Demerit	32.4
78th term	Class C1	26	3W-7L	Relegated	47.2
77th term	Class C1	30	4W-6L		41.2
76th term	Class C1	25	3W-7L		45.1
75th term	Class C1	28	4W-6L		50.0
74th term	Class C1	33	4W-6L		48.0
73rd term	Class C1	28	2W-8L	Demerit	49.0
72nd term	Class C1	11	3W-7L		47.0
71st term	Class C1	8	6W-4L		45.1
70th term	Class C1	33	7W-3L	Demerit cleared	42.7
69th term	Class C1	3	1W-9L	Demerit	42.3
68th term	Class C1	6	8W-2L		53.5
67th term	Class C1	13	7W-3L		44.1
66th term	Class C1	19	5W-5L		41.5
65th term	Class C1	15	4W-6L		44.4
64th term	Class C1	4	5W-5L		47.5
63rd term	Class C1	2	7W-3L		52.0
62nd term	Class B2	20	3W-7L	Relegated	40.6
61st term	Class B2	8	3W-7L	Demerit	40.4
60th term	Class B2	3	5W-5L		54.7
59th term	Class B2	11	8W-2L		62.3
58th term	Class B2	6	4W-6L		58.6
57th term	Class B2	4	6W-4L		53.3
56th term	Class B2	2	7W-3L		55.3
55th term	Class B1	7	3W-9L	Relegated	48.3
54th term	Class B1	1	5W-7L		52.4
53rd term	Class A	6	3W-6L	Relegated	56.4
52nd term	Class A	8	4W-5L		57.6
51st term	Class A	8	4W-5L		60.6
50th term	Class A	3	3W-6L		59.1
49th term	Class A	7	6W-3L		59.9
48th term	Class A	7	4W-5L		61.1
47th term	Class A	9	4W-5L		58.9
46th term	Class B1	13	10W-2L	Promoted	64.4
45th term	Class B2	3	8W-2L	Promoted	65.9
44th term	Class B2	19	8W-2L		68.5
43rd term	Class C1	3	10W-0L	Promoted	61.3
42nd term	Class C1	18	8W-2L		62.1
41st term	Class C2	19	10W-0L	Promoted	61.4
40th term	Class C2	30	5W-5L		51.4

How the deviation score is calculated: see here.

Titles won

Oza-sen	1 terms (35th term)

Ryuo-sen and Eio-sen from 2007 only; others are all-time records.

Terms in each class

Class A	7 terms
Class B1	3 terms
Class B2	9 terms
Class C1	18 terms
Class C2	4 terms

Promotion history

Dec 15, 2000	9-dan
Apr 1, 1988	8-dan
Apr 1, 1987	7-dan
Apr 1, 1985	6-dan
Apr 1, 1983	5-dan
Mar 5, 1981	4-dan
1979	1-dan

Career win milestones

100 wins	Jul 3, 1984 Kisei-sen
200 wins	Mar 6, 1987 Junisen
300 wins	Jul 5, 1991 Ryuo-sen
400 wins	Feb 24, 1997 Osho-sen
500 wins	Oct 19, 2001 Junisen
600 wins	Feb 16, 2010 Ryuo-sen
700 wins	Feb 23, 2017 NHK Cup

Best wins (highest-rated opponents)

Oct 7, 1992	Yoshiharu Habu 1979	Tenno-sen
Aug 3, 1993	Koji Tanigawa 1920	Ryuo-sen
Aug 11, 2002	Kazuki Kimura 1909	NHK Cup
Dec 5, 1988	Makoto Nakahara 1906	Osho-sen
May 19, 1987	Michio Takahashi 1895	Tenno-sen

Career wins and ratings are counted from the games recorded on this site (official games from FY1964, and Junisen games before that) and may differ from official records.

Frequent opponents

Michio Takahashi	21W-14L	Head-to-head
Makoto Nakahara	11W-21L	Head-to-head
Torahiko Tanaka	14W-14L	Head-to-head
Yoshikazu Minami	13W-11L	Head-to-head
Koji Tanigawa	2W-21L	Head-to-head
Taku Morishita	10W-11L	Head-to-head
Teruichi Aono	9W-11L	Head-to-head
Noboru Tamaru	10W-9L	Head-to-head
Kunio Naitou	8W-10L	Head-to-head
Kenji Waki	11W-7L	Head-to-head
Osamu Nakamura	9W-9L	Head-to-head
Akira Shima	10W-8L	Head-to-head

Head-to-head with other players →