66th Honinbo
Organizers: Mainichi Shimbun, The Nihon Ki-in, Kansai Ki-in
Title match
| Players | 1st round 05-11,12 Matsue Shimane |
2nd round 05-24,25 Kagoshima Kagoshima |
3rd round 06-02,03 Otofuke Hokkaido |
4th round 06-15,16 Komatsu Ishikawa |
5th round 06-29,30 Toba Mie |
6th round 07-13,14 Choshi Chiba |
7th round 07-20,21 Izu Shizuoka |
|---|---|---|---|---|---|---|---|
| Yamashita Keigo (Honinbo) | W+7.5 | B+R | W+1.5 | W+4.5 | |||
| Hane Naoki (9 dan) | W+0.5 | B+R | W+7.5 |
League
| Rank | Players | H.N | I.Y | T.S | C.U | O.R | K.S | C.S | S.T | Result | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Hane Naoki(9d) | - | B+R 12-23 |
W+R 10-21 |
X 02-10 |
W+0.5 03-31 |
B+R 12-09 |
W+R 11-11 |
B+R 03-03 |
6-1 | C |
| 2 | Iyama Yuta(M) | X 12-23 |
- | B+R 03-31 |
X 10-28 |
X 10-25 |
W+R 03-21 |
B+R 02-07 |
W+R 12-02 |
4-3 | 2 |
| 3 | Takao Shinji(9d) | X 10-21 |
X 03-31 |
- | B+1.5 12-23 |
X 01-06 |
X 02-17 |
W+R 03-10 |
X 11-04 |
2-5 | DM |
| 4 | Cho U(K) | W+R 02-10 |
B+0.5 10-28 |
X 12-23 |
- | B+3.5 03-21 |
X 10-07 |
B+R 01-20 |
X 03-31 |
4-3 | 3 |
| 5 | O Rissei(9d) | X 03-31 |
W+R 10-25 |
B+R 01-06 |
X 03-21 |
- | X 11-25 |
X 12-09 |
B+R 02-10 |
3-4 | DM |
| 5 | Kobayashi Satoru(9d) | X 12-09 |
X 03-21 |
W+2.5 02-17 |
B+4.5 10-07 |
W+R 11-25 |
- | X 03-31 |
X 01-20 |
3-4 | DM |
| 5 | Cho Sonjin(9d) | X 11-11 |
X 02-07 |
X 03-10 |
X 01-20 |
B+R 12-09 |
W+11.5 03-31 |
- | X 10-14 |
2-5 | DM |
| 5 | Seto Taiki(7d) | X 03-03 |
X 12-02 |
W+R 11-04 |
B+R 03-31 |
X 02-10 |
B+3.5 01-20 |
W+R 10-14 |
- | 4-3 | 4 |
League scene
| title | Player1(upper);winner Player2(lower);loser B|W+x.x|R ;result xx-xx ;date |
1 H.N |
2 I.Y |
3 T.S |
4 C.U |
5 O.R |
5 K.S |
5 C.S |
5 S.T | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Round 1 (Oct.) |
K.S C.U B+4.5 10-07 |
S.T C.S W+R 10-14 |
H.N T.S W+R 10-21 |
O.R I.Y W+R 10-25 |
1-0 | 0-1 | 0-1 | 0-1 | 1-0 | 1-0 | 0-1 | 1-0 |
| Round 2 (Nov.) |
C.U I.Y B+0.5 10-28 |
S.T T.S W+R 11-04 |
H.N C.S W+R 11-11 |
K.S O.R W+R 11-25 |
2-0 | 0-2 | 0-2 | 1-1 | 1-1 | 2-0 | 0-2 | 2-0 |
| Round 3 (Dec.) |
I.Y S.T W+R 12-02 |
C.S O.R B+R 12-09 |
H.N K.S B+R 12-09 |
T.S C.U B+1.5 12-23 |
3-0 | 1-2 | 1-2 | 1-2 | 1-2 | 2-1 | 1-2 | 2-1 |
| Round 4 (Jan.) |
H.N I.Y B+R 12-23 |
O.R T.S B+R 01-06 |
S.T K.S B+3.5 01-20 |
C.U C.S B+R 01-20 |
4-0 | 1-3 | 1-3 | 2-2 | 2-2 | 2-2 | 1-3 | 3-1 |
| Round 5 (Feb.) |
I.Y C.S B+R 02-07 |
C.U H.N W+R 02-10 |
O.R S.T B+R 02-10 |
K.S T.S W+2.5 02-17 |
4-1 | 2-3 | 1-4 | 3-2 | 3-2 | 3-2 | 1-4 | 3-2 |
| Round 6 (Mar.) |
H.N S.T B+R 03-03 |
T.S C.S W+R 03-10 |
I.Y K.S W+R 03-21 |
C.U O.R B+3.5 03-21 |
5-1 | 3-3 | 2-4 | 4-2 | 3-3 | 3-3 | 1-5 | 3-3 |
| Round 7 (Apr.) |
S.T C.U B+R 03-31 |
I.Y T.S B+R 03-31 |
C.S K.S W+11.5 03-31 |
H.N O.R W+0.5 03-31 |
6-1 | 4-3 | 2-5 | 4-3 | 3-4 | 3-4 | 2-5 | 4-3 |
| Result | C | 2 | DM | 3 | DM | DM | DM | 4 | ||||
| Age | at 2010-09-30 | 34 | 21 | 33 | 30 | 51 | 51 | 40 | 26 | |||
| Registered | Honinbo and league(years) | 8 | 2 | 7 | 11 | 11 | 4 | 12 | 1 | |||
| Win-Loss | 2010-09-30(win-loss) | 17-18 | 29-16 | 27-17 | 23-12 | 08-13 | 18-08 | 15-10 | 25-09 | |||
| Percentage | 2010-09-30(%) | 49 | 64 | 61 | 66 | 38 | 69 | 60 | 74 | |||
| Ranking | 2010-09-30 | - | 3 | 5 | 9 | - | - | - | 6 | |||
The last preliminary tournament
| Players | 1st round | Semifinals | Final | |
|---|---|---|---|---|
| Yamashiro Hiroshi(9d) | Yamashiro H B+R 05-13 |
Yamashiro H B+2.5 06-17 |
Cho Sonjin B+2.5 08-12 | |
| Fujita Akihiko(2d) | ||||
| Komatsu Hideki(9d) | Goto S B+0.5 05-06 |
Takashima T W+R 05-27 | ||
| Goto Shungo(9d) | ||||
| Takashima Takeshi(2d) | ||||
| Ohashi Hirofumi(4d) | Uchida S W+R 05-20 |
Cho Sonjin B+R 07-01 | ||
| Uchida Shuhei(4d) | ||||
| Cho Sonjin(9d) | Cho Sonjin W+R 05-27 | |||
| Yamada Kimio(9d) | ||||
| Hoshino Masaki(8d) | Kataoka S B+R 05-13 |
Kataoka S B+4.5 06-10 |
Seto T W+R 07-29 | |
| Kataoka Satoshi(9d) | ||||
| Ishii Kunio(9d) | Obuchi M B+R 04-15 |
Obuchi M B+R 05-13 | ||
| Obuchi Morito(9d) | ||||
| Yasuda Yasutoshi(9d) | ||||
| Yamada Noriyoshi(9d) | Akiyama J W+R 05-13 |
Seto T W+R 06-24 | ||
| Akiyama Jiro(8d) | ||||
| Seto Taiki(7d) | Seto T B+R 05-27 | |||
| Mimura Tomoyasu(9d) | ||||
| Nakane Naoyuki(8d) | Nakano H W+5.5 05-13 |
Kono R B+10.5 06-24 |
O Rissei B+3.5 09-02 | |
| Nakano Hironari(9d) | ||||
| Ha Youngil(5d) | Ogata M W+R 04-29 |
Kono R W+2.5 06-03 | ||
| Ogata Masaki(9d) | ||||
| Kono Rin(9d) | ||||
| O Rissei(9d) | O Rissei B+R 05-20 |
O Rissei B+8.5 07-15 | ||
| Mochizuki Kenichi(7d) | ||||
| Kamimura Haruo(9d) | Yuki S W+R 05-27 | |||
| Yuki Satoshi(9d) | ||||
| O Meien(9d) | Kobayashi S B+R 04-22 |
Kobayashi S B+4.5 06-10 |
Kobayashi S B+R 08-19 | |
| Kobayashi Satoru(9d) | ||||
| Shida Tatsuya(3d) | Shida T B+7.5 04-08 |
Ishida A B+R 05-13 | ||
| Kim Sujun(8d) | ||||
| Ishida Atsushi(9d) | ||||
| Mizokami Tomochika(8d) | Suzuki S B+2.5 06-03 |
Suzuki S B+1.5 06-24 | ||
| Suzuki Shinji(2d) | ||||
| Cho Chikun(25H) | Cho Chikun B+2.5 05-13 | |||
| Takemiya Masaki(9d) | ||||