70th Honinbo-sen

Host Organization: Mainichi Shimbun

Title match

Players 1st round
05-13,14
Shizuoka
Shizuoka
2nd round
05-25,26
Naha
Okinawa
3rd round
06-03,04
Sapporo
Hokkaido
4th round
06-16,17
Saikai
Nagasaki
5th round
06-29,30
Suita
Osaka
6th round
07-07,08
Toba
Mie
7th round
07-14,15
Kawatsu
Shizuoka
Iyama Yuta (Honinbo) W+R B+R W+R   W+R    
Yamashita Keigo (9 dan)       W+R      
Iyama Yuta kept the title by 4-1.
The win-loss records; Iyama Yuta 25-17 Yamashita Keigo.

League

Rank Players I.A Y.K C.U K.R T.S M.T R.S Y.Z Result
1 Ida Atsushi(8d) - B+1.5
12-04
W+3.5
10-16
X
02-19
X
03-12
B+R
11-13
W+R
01-15
X
04-02
4-3 2
2 Yamashita Keigo(9d) X
12-04
- B+R
04-02
W+R
11-27
B+R
01-22
W+3.5
02-12
B+R
03-26
W+R
10-09
6-1 C
3 Cho U(9d) X
10-16
X
04-02
- B+R
03-19
W+R
02-12
X
01-08
W+3.5
11-13
B+R
12-11
4-3 3
4 Kono Rin(9d) W+R
02-19
X
11-27
X
03-19
- X
10-10
W+R
12-18
B+R
04-02
W+R
01-22
4-3 4
5 Takao Shinji(T) B+R
03-12
X
01-22
X
02-12
W+R
10-10
- X
04-02
X
12-15
X
11-20
2-5 DM
5 Mimura Tomoyasu(9d) X
11-13
X
02-12
W+R
01-08
X
12-18
W+R
04-02
- B+R
10-02
X
03-19
3-4 DM
5 Ryu Shikun(9d) X
01-15
X
03-26
X
11-13
X
04-02
B+R
12-15
X
10-02
- X
02-19
1-6 DM
5 Yu Zhengqi(7d) W+R
04-02
X
10-09
X
12-11
X
01-22
W+8.5
11-20
B+R
03-19
W+R
02-19
- 4-3 DM

League scene

title Player1(upper);winner
Player2(lower);loser
B|W+x.x|R ;result
xx-xx ;date
1
I.A
2
Y.K
3
C.U
4
K.R
5
T.S
5
M.T
5
R.S
5
Y.Z
Round
1
(Oct.)
M.T
R.S
B+R
10-02
Y.K
Y.Z
W+R
10-09
T.S
K.R
W+R
10-10
I.A
C.U
W+3.5
10-16
1-0 1-0 0-1 0-1 1-0 1-0 0-1 0-1
Round
2
(Nov.)
I.A
M.T
B+R
11-13
C.U
R.S
W+3.5
11-13
Y.Z
T.S
W+8.5
11-20
Y.K
K.R
W+R
11-27
2-0 2-0 1-1 0-2 1-1 1-1 0-2 1-1
Round
3
(Dec.)
I.A
Y.K
B+1.5
12-04
C.U
Y.Z
B+R
12-11
R.S
T.S
B+R
12-15
K.R
M.T
W+R
12-18
3-0 2-1 2-1 1-2 1-2 1-2 1-2 1-2
Round
4
(Jan.)
M.T
C.U
W+R
01-08
I.A
R.S
W+R
01-15
K.R
Y.Z
W+R
01-22
Y.K
T.S
B+R
01-22
4-0 3-1 2-2 2-2 1-3 2-2 1-3 1-3
Round
5
(Feb.)
C.U
T.S
W+R
02-12
Y.K
M.T
W+3.5
02-12
K.R
I.A
W+R
02-19
Y.Z
R.S
W+R
02-19
4-1 4-1 3-2 3-2 1-4 2-3 1-4 2-3
Round
6
(Mar.)
T.S
I.A
B+R
03-12
C.U
K.R
B+R
03-19
Y.Z
M.T
B+R
03-19
Y.K
R.S
B+R
03-26
4-2 5-1 4-2 3-3 2-4 2-4 1-5 3-3
Round
7
(Apr.)
Y.K
C.U
B+R
04-02
M.T
T.S
W+R
04-02
Y.Z
I.A
W+R
04-02
K.R
R.S
B+R
04-02
4-3 6-1 4-3 4-3 2-5 3-4 1-6 4-3
Result   2 C 3 4 DM DM DM DM
Age at 2014-09-30 20 36 34 33 37 45 42 19
Registered Honinbo and league(years) 2 10 15 3 11 4 7 2
Win-Loss 2014-09-30(win-loss) 25-14 24-18 21-14 48-16 27-18 15-08 14-10 30-14
Percentage 2014-09-30(%) 64 57 60 75 60 65 58 68
Ranking 2014-09-30 8 9 14 1 7 43 - 6
Note
  (T); Tengen

History;
  2014-09-15 Page was created.
  2014-09-26 Updated.
  2014-10-03,10,17 Updated.
  2014-11-08,14,21,28 Updated.
  2014-12-05,12,19 Updated.
  2015-01-05,09,17,23 Updated.
  2015-02-07,13,20 Updated.
  2015-03-07,14,20,28 Updated.
  2015-04-03 Updated.
  2015-05-14,26 Updated.
  2015-06-04,17 Updated.
  2015-07-02 Updated.

The last preliminary tournament

Players 1st round Semifinals Final
Ohashi Naruya(6d) Ryu Shikun
W+R
07-03
Ryu Shikun
B+R
08-07
Ryu Shikun
W+R
08-28
Ryu Shikun(9d)
So Yokoku(8d) So Yokoku
W+R
06-19
So Yokoku
W+2.5
07-10
Hane Yasumasa(9d)
Tajiri Yuto(4d)
Endo Yoshifumi(7d) Endo Y
B+5.5
06-19
Anzai N
W+R
07-17
Hoshino Masaki(8d)
Anzai Nobuaki(6d) Anzai N
W+1.5
06-26
Sakai Hideyuki(8d)
Oba Junya(7d) Yun Chunho
B+R
06-19
Mimura T
B+R
08-21
Mimura T
W+R
09-04
Yun Chunho(2d)
Muramatsu Hiroki(4d) Muramatsu H
B+R
07-03
Mimura T
W+R
07-17
Hirata Tomoya(3d)
Mimura Tomoyasu(9d)
Matsumoto Takehisa(7d) Matsumoto T
B+0.5
07-03
Matsumoto T
B+R
08-07
Kataoka Satoshi(9d)
Hane Naoki(9d) Yuki S
W+R
07-17
Yuki Satoshi(9d)
Nakano Hironari(9d) Nakano H
W+R
07-10
Nakano H
W+R
08-21
Yu Zhengqi
W+13.5
09-04
Tsuruyama Atsushi(7d)
Yo Kagen(9d) Kobayashi S
W+3.5
07-03
Kobayashi S
W+2.5
07-31
Kobayashi Satoru(9d)
Yukawa Mitsuhisa(9d)
Imamura Toshiya(9d) Imamura T
B+2.5
07-10
Yu Zhengqi
B+R
07-31
Akiyama Jiro(9d)
Ogata Masaki(9d) Yu Zhengqi
W+R
07-03
Yu Zhengqi(7d)
Terayama Rei(4d) Shida T
B+3.5
07-03
Murakawa D
W+R
08-21
Takao S
B+R
09-04
Shida Tatsuya(7d)
Murakawa Daisuke(7d) Murakawa D
B+4.5
07-03
Murakawa D
W+R
08-07
Tanaka Nobuyuki(1d)
Mochizuki Kenichi(7d)
Obuchi Morito(9d) Kono T
B+1.5
06-19
Takao S
W+R
08-07
Kono Takashi(8d)
Nakaonoda Tomomi(9d) Takao S
B+R
07-10
Takao Shinji(J)
Note;
  (J); Judan

History;
  2014-06-14 Page was created.
  2014-06-20,27 Updated.
  2014-07-04,11,18,25 Updated.
  2014-08-01,08,15,22,29 Updated.
  2014-09-06 Updated.