Honinbo

71st Honinbo-sen

Host Organization: Mainichi Shimbun

Title match

Players 1st round
05-09,10
Onomichi
Hiroshima
2nd round
05-23,24
Amagasaki
Hyogo
3rd round
06-02,03
Noshiro
Akita
4th round
06-13,14
Saikai
Nagasaki
4th round
06-29,30
Fukushima
Fukushima
5th round
07-05,06
Suita
Osaka
5th round
07-14,15
Toba
Mie
Iyama Yuta (Honinbo)   W+R B+R W+R B+R    
Takao Shinji (9 dan) W+R            
Iyama Yuta kept the title by 4-1.
The win-loss records; Iyama Yuta 30-11 Takao Shinji.

League

Rank Players Y.K I.A C.U K.R T.S Y.Z I.R M.K Result
1 Yamashita Keigo(9d) - B+3.5
03-03
W+R
12-17
B+R
10-01
X
02-11
B+0.5
03-31
X
01-07
X
11-26
4-3 3
2 Ida Atsushi(J) X
03-03
- X
03-31
X
01-21
X
11-12
X
12-10
B+R
10-29
X
02-04
1-6 DM
3 Cho U(9d) X
12-17
W+R
03-31
- X
11-19
X
01-28
B+R
03-17
W+R
02-04
X
10-29
3-4 4
4 Kono Rin(9d) X
10-01
B+R
01-21
W+R
11-19
- X
03-31
W+1.5
02-18
X
03-17
X
12-10
3-4 DM
5 Takao Shinji(9d) B+7.5
02-11
W+R
11-12
B+R
01-28
W+R
03-31
- X
10-10
W+1.5
12-10
B+R
03-03
6-1 C
5 Yu Zhengqi(7d) X
03-31
B+0.5
12-10
X
03-17
X
02-18
W+R
10-10
- X
11-12
W+R
01-14
3-4 DM
5 Ichiriki Ryo(7d) B+4.5
01-07
X
10-29
X
02-04
W+0.5
03-17
X
12-10
W+R
11-12
- X
03-31
3-4 DM
5 Motoki Katsuya(7d) W+1.5
11-26
B+R
02-04
W+R
10-29
B+R
12-10
X
03-03
X
01-14
W+R
03-31
- 5-2 2

League scene

title Player1(upper);winner
Player2(lower);loser
B|W+x.x|R ;result
xx-xx ;date
1
Y.K
2
I.A
3
C.U
4
K.R
5
T.S
5
Y.Z
5
I.R
5
M.K
Round
1
(Oct.)
Y.K
K.R
B+R
10-01
Y.Z
T.S
W+R
10-10
I.A
I.R
B+R
10-29
M.K
C.U
W+R
10-29
1-0 1-0 0-1 0-1 0-1 1-0 0-1 1-0
Round
2
(Nov.)
I.R
Y.Z
W+R
11-12
T.S
I.A
W+R
11-12
K.R
C.U
W+R
11-19
M.K
Y.K
W+1.5
11-26
1-1 1-1 0-2 1-1 1-1 1-1 1-1 2-0
Round
3
(Dec.)
M.K
K.R
B+R
12-10
Y.Z
I.A
B+0.5
12-10
T.S
I.R
W+1.5
12-10
Y.K
C.U
W+R
12-17
2-1 1-2 0-3 2-1 2-1 2-1 1-2 3-0
Round
4
(Jan.)
I.R
Y.K
B+4.5
01-07
Y.Z
M.K
W+R
01-14
K.R
I.A
B+R
01-21
T.S
C.U
B+R
01-28
2-2 1-3 0-4 2-2 3-1 3-1 2-2 3-1
Round
5
(Feb.)
M.K
I.A
B+R
02-04
C.U
I.R
W+R
02-04
T.S
Y.K
B+7.5
02-11
K.R
Y.Z
W+1.5
02-18
2-3 1-4 1-4 3-2 4-1 3-2 2-3 4-1
Round
6
(Mar.)
Y.K
I.A
B+3.5
03-03
T.S
M.K
B+R
03-03
I.R
K.R
W+0.5
03-17
C.U
Y.Z
B+R
03-17
3-3 1-5 2-4 3-3 5-1 3-3 3-3 4-2
Round
7
(Apr.)
T.S
K.R
W+R
03-31
M.K
I.R
W+R
03-31
C.U
I.A
W+R
03-31
Y.K
Y.Z
B+0.5
03-31
4-3 1-6 3-4 3-4 6-1 3-4 3-4 5-2
Result   3 DM 4 DM C DM DM 2
Age at 2015-09-30 37 21 35 34 38 20 18 20
Registered Honinbo and league(years) 11 3 16 4 12 3 1 1
Win-Loss 2015-09-30(win-loss) 31-20 26-15 18-14 27-09 16-21 37-12 31-13 27-12
Percentage 2015-09-30(%) 61 63 56 75 43 76 70 69
Ranking 2015-09-30 5 13 - 11 - 1 5 11
Note
  (J); Judan

History;
  2015-09-26 Page was created.
  2015-10-02,09,10,23,31 Updated.
  2015-11-07,13,20,27 Updated.
  2015-12-04,11,19 Updated.
  2016-01-10,16,22,29 Updated.
  2016-02-05,12,19,27 Updated.
  2016-03-05,11,18,25,31 Updated.
  2016-05-10,27 Updated.
  2016-06-14 Updated.
  2016-07-01 Updated.

The last preliminary tournament

Players 1st round Semifinals Final
Tajima Shingo(6d) Hikosaka N
W+R
07-16
Hikosaka N
W+2.5
08-06
Yu Zhengqi
B+R
08-27
Hikosaka Naoto(9d)
Shibano Toramaru(1d) Kanazawa M
W+R
07-02
Tsuruyama A
B+R
07-16
Kanazawa Hideo(7d)
Tsuruyama Atsushi(7d)
Ko Iso(8d) Ko Iso
B+R
07-09
Yu Zhengqi
W+R
07-20
Hirata Tomoya(4d)
Ogata Masaki(9d) Yu Zhengqi
W+R
07-09
Yu Zhengqi(7d)
Hoshino Masaki(9d) Hane N
W+R
07-16
Hane N
B+5.5
08-13
Takao S
B+R
08-27
Hane Naoki(9d)
Nakano Hironari(9d) Aoki S
B+R
07-02
Aoki S
W+R
07-23
Aoki Shinichi(9d)
Terayama Rei(4d)
Seto Taiki(7d) Awaji S
W+2.5
07-09
Takao S
W+R
08-06
Awaji Shuzo(9d)
Takemiya Masaki(9d) Takao S
W+4.5
07-16
Takao Shinji(T)
Ichiriki Ryo(7d) Ichiriki R
W+R
07-27
Ichiriki R
B+R
08-15
Ichiriki R
B+R
09-03
Yamada Takuji(8d)
Taniguchi Toru(2d) Suzuki A
B+R
07-02
Suzuki A
B+4.5
07-23
Suzuki Ayumi(6d)
Kono Mitsuki(8d)
Yo Kagen(9d) Uchida S
B+R
07-30
Yuki S
W+1.5
08-13
Uchida Shuhei(7d)
Yuki Satoshi(9d) Yuki S
B+R
07-16
Ryu Shikun(9d)
Kobayashi Satoru(9d) Kobayashi S
B+7.5
07-23
Motoki K
W+R
08-20
Motoki K
W+R
09-03
Rin Kanketsu(7d)
Kurahashi Masayuki(9d) Motoki K
B+R
07-02
Motoki K
B+R
07-23
Motoki Katsuya(3d)
Hane Yasumasa(9d)
Sakaguchi Ryuzo(9d) Muramatsu H
B+R
07-16
Muramatsu H
B+R
08-20
Muramatsu Hiroki(5d)
O Meien(9d) O Meien
B+R
07-02
Mimura Tomoyasu(9d)
Note;
  (T); Tengen

History;
  2015-06-26 Page was created.
  2015-07-04,10,18,24,31 Updated.
  2015-08-08,14,21,28 Updated.
  2015-09-04 Updated.