22nd Ryusei title - 2013

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# 22nd Ryusei title

Eight times 12 players play a ladder. The winner of each ladder and the (last) player with most wins proceed to the 16-player knockout tournament. Time is 30 secs/move, 10 times 1 minute. Komi is 6.5.

## The eight ladders

### Group A

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2012-08-09 | Onishi Kenya | Ohashi Naruya | B+5.5 | 270 | sgf
2012-08-09 | Onishi Kenya | Shiraishi Yuichi | W+R | 268 | sgf
2012-09-13 | Murakawa Daisuke | Shiraishi Yuichi | B+R | 129 | sgf
2012-09-13 | Murakawa Daisuke | Takei Takashi | W+R | 134 | sgf
2012-10-18 | Nishimura Keiji | Takei Takashi | B+R | 241 | sgf
2012-10-18 | Nishimura Keiji | Kono Rin | W+R | 138 | sgf
2013-01-31 | Kono Rin | Yukawa Mitsuhisa | B+8.5 | 243 | sgf
2013-01-31 | Imamura Toshiya | Kono Rin | W+R | 172 | sgf
2013-03-04 | Kono Rin | Adachi Toshimasa | B+R | 137 | sgf
2013-03-04 | Kono Rin | Shida Tatsuya | B+R | 215 | sgf
2013-04-22 | Kono Rin | Iyama Yuta | W+R | 138 | sgf

Winner: Iyama Yuta
Most wins (5): Kono Rin

### Group B

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2012-08-27 | Kazama Jun | Makihata Taeko | B+R | 227 | sgf
2012-08-27 | Kazama Jun | Ando Kazushige | W+2.5 | 330 | sgf
2012-10-01 | Ando Kazushige | Lee Ishu | W+R | 188 | sgf
2012-10-01 | Suzuki Yoshimichi | Lee Ishu | B+0.5 | 286 | sgf
2012-11-05 | Suzuki Yoshimichi | Omori Yasushi | B+0.5 | 309 | sgf
2012-11-05 | Suzuki Yoshimichi | Nakamura Shinya | B+6.5 | 267 | sgf
2012-11-22 | Suzuki Yoshimichi | So Kofuku | B+R | 225 | sgf
2012-11-22 | Suzuki Yoshimichi | Ogata Masaki | W+4.5 | 313 | sgf
2013-02-21 | Ogata Masaki | Ishida Yoshio | W+2.5 | 240 | sgf
2013-02-21 | Mitani Tetsuya | Ishida Yoshio | W+R | 188 | sgf
2013-04-04 | Ishida Yoshio | Rin Kanketsu | B+0.5 | 274 | sgf

Winner: Ishida Yoshio
Most wins (4): Suzuki Yoshimichi

### Group C

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2012-08-06 | Tsuneishi Takashi | Tamai Shin | B+7.5 | 240 | sgf
2012-08-06 | Sakamoto Yasuo | Tsuneishi Takashi | W+R | 192 | sgf
2012-09-06 | Hiramoto Yasei | Tsuneishi Takashi | W+R | 124 | sgf
2012-09-06 | Tsuneishi Takashi | Takahashi Hideo | B+R | 187 | sgf
2012-11-08 | Tsuneishi Takashi | Aoki Kikuyo | B+2.5 | 233 | sgf
2012-11-08 | Kato Atsushi | Tsuneishi Takashi | W+4.5 | 251 | sgf
2012-12-13 | Tsuneishi Takashi | Komatsu Hideki | B+R | 193 | sgf
2012-12-13 | Yamashiro Hiroshi | Tsuneishi Takashi | B+3.5 | 225 | sgf
2013-03-11 | Yamashiro Hiroshi | Otake Hideo | B+1.5 | 261 | sgf
2013-03-11 | Ko Iso | Yamashiro Hiroshi | W+R | 182 | sgf
2013-04-29 | Yamashiro Hiroshi | Cho U | W+R | 154 | sgf

Winner: Cho U
Most wins (7): Tsuneishi Takashi

### Group D

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2012-09-10 | Takeuchi Kousuke | Horimoto Mitsunari | B+2.5 | 277 | sgf
2012-09-10 | Takeuchi Kousuke | Ohashi Hirofumi | B+0.5 | 280 | sgf
2012-10-08 | Takeuchi Kousuke | Koyama Terumi | W+F | 0 | sgf
2012-10-08 | Koyama Terumi | Kenmochi Joe | W+R | 220 | sgf
2012-12-20 | Kenmochi Joe | Yo Kaei | W+R | 174 | sgf
2012-12-20 | Yo Kaei | Ogaki Yusaku | W+11.5 | 223 | sgf
2013-02-11 | Aoki Shinichi | Ogaki Yusaku | W+4.5 | 269 | sgf
2013-02-11 | Aragaki Takeshi | Ogaki Yusaku | W+8.5 | 262 | sgf
2013-03-07 | Kobayashi Satoru | Ogaki Yusaku | W+3.5 | 263 | sgf
2013-03-07 | Kono Mitsuki | Ogaki Yusaku | W+R | 130 | sgf
2013-04-04 | Yamashita Keigo | Ogaki Yusaku | B+R | 117 | sgf

Winner: Yamashita Keigo
Most wins (5): Ogaki Yusaku

### Group E

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2012-08-23 | Inaba Takahiro | Kanazawa Makoto | W+R | 142 | sgf
2012-08-23 | Ha Youngil | Kanazawa Makoto | W+R | 230 | sgf
2012-10-29 | Kuwabara Yoko | Kanazawa Makoto | W+2.5 | 246 | sgf
2012-10-29 | Kanazawa Makoto | Yamamoto Masato | B+R | 123 | sgf
2012-11-26 | Kanazawa Makoto | Nakane Naoyuki | B+6.5 | 238 | sgf
2012-11-26 | Kanazawa Makoto | Mimura Tomoyasu | W+R | 158 | sgf
2013-02-04 | Obuchi Morito | Mimura Tomoyasu | W+R | 170 | sgf
2013-02-04 | Mimura Tomoyasu | Kamimura Haruo | W+R | 256 | sgf
2013-03-21 | Kamimura Haruo | Takemiya Masaki | W+R | 192 | sgf
2013-03-21 | Takemiya Masaki | Kono Takashi | W+R | 176 | sgf
2013-05-02 | Hane Naoki | Kono Takashi | W+R | 122 | sgf

Winner: Kono Takashi
Most wins (5): Kanazawa Makoto

### Group F

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2012-09-22 | Suzuki Shinji | Muramatsu Hiroki | B+R | 155 | sgf
2012-09-22 | Takemiya Youkou | Suzuki Shinji | W+R | 222 | sgf
2012-11-01 | Suzuki Shinji | Sasaki Tsuyoshi | B+R | 199 | sgf
2012-11-01 | Sakai Hideyuki | Suzuki Shinji | B+R | 213 | sgf
2012-11-29 | Akiyama Jiro | Sakai Hideyuki | B+0.5 | 276 | sgf
2012-11-29 | Akiyama Jiro | Yo Kagen | W+9.5 | 250 | sgf
2013-02-14 | Yo Kagen | Enda Hideki | B+R | 185 | sgf
2013-02-14 | Sonoda Yuichi | Yo Kagen | B+R | 163 | sgf
2013-03-18 | Takao Shinji | Sonoda Yuichi | B+R | 221 | sgf
2013-03-18 | Cho Sonjin | Takao Shinji | W+R | 154 | sgf
2013-05-02 | Takao Shinji | O Rissei | B+R | 193 | sgf

Winner: Takao Shinji
Most wins (3): Takao Shinji
2nd most wins (3): Suzuki Shinji

### Group G

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2012-09-03 | Obuchi Kotaro | Terayama Rei | B+8.5 | 258 | sgf
2012-09-03 | Xie Yimin | Obuchi Kotaro | W+R | 170 | sgf
2012-11-15 | Obuchi Kotaro | Cho Riyu | B+5.5 | 270 | sgf
2012-11-15 | Iwamaru Taira | Obuchi Kotaro | W+R | 258 | sgf
2013-01-10 | Mizokami Tomochika | Obuchi Kotaro | B+R | 161 | sgf
2013-01-10 | Mizokami Tomochika | Nakano Hironari | W+6.5 | 261 | sgf
2013-02-18 | Imamura Yoshiaki | Nakano Hironari | W+2.5 | 298 | sgf
2013-02-18 | Tokimoto Hajime | Nakano Hironari | W+13.5 | 304 | sgf
2013-02-28 | O Meien | Nakano Hironari | W+2.5 | 287 | sgf
2013-02-28 | Nakano Hironari | Yoda Norimoto | W+2.5 | 328 | sgf
2013-04-29 | Yoda Norimoto | Seto Taiki | W+6.5 | 214 | sgf

Winner: Seto Taiki
Most wins (4): Nakano Hironari

### Group H

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2012-09-17 | Ida Atsushi | Kumamoto Shusei | B+5.5 | 253 | sgf
2012-09-17 | Ida Atsushi | Anzai Nobuaki | B+R | 241 | sgf
2012-11-12 | Ida Atsushi | Kato Yuki | B+6.5 | 267 | sgf
2012-11-12 | Kim Sujun | Ida Atsushi | B+R | 199 | sgf
2013-01-17 | Furuya Yutaka | Kim Sujun | W+R | 124 | sgf
2013-01-17 | Yuki Satoshi | Kim Sujun | B+R | 237 | sgf
2013-03-14 | Morita Michihiro | Yuki Satoshi | W+R | 156 | sgf
2013-03-14 | Yuki Satoshi | Sakaguchi Ryuzo | B+R | 175 | sgf
2013-04-15 | Chino Tadahiko | Yuki Satoshi | W+R | 156 | sgf
2013-04-15 | Yuki Satoshi | Rin Shien | B+R | 205 | sgf
2013-04-22 | Yuki Satoshi | Awaji Shuzo | B+R | 173 | sgf

Winner: Yuki Satoshi
Most wins (6): Yuki Satoshi
2nd most wins (3): Ida Atsushi

## 22nd Ryusei Title

Suzuki Yoshimichi | Seto Taiki B+7.5 | Suzuki Shinji W+R | Kono Rin W+R | Yamashita Keigo Void B+R
Seto Taiki
Iyama Yuta | Suzuki Shinji B+3.5
Suzuki Shinji
Kono Takashi | Tsuneishi Takashi B+2.5 | Kono Rin B+R
Tsuneishi Takashi
Cho U | Kono Rin B+0.5
Kono Rin
Yuki Satoshi | Kanazawa Makoto B+R | Takao Shinji B+R | Yamashita Keigo B+2.5
Kanazawa Makoto
Ogaki Yusaku | Takao Shinji W+R
Takao Shinji
Ida Atsushi | Ishida Yoshio W+R | Yamashita Keigo W+12.5
Ishida Yoshio
Nakano Hironari | Yamashita Keigo W+3.5
Yamashita Keigo

Semifinals and Final:

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2013-08-12 | Suzuki Shinji | Kono Rin | W+R | 230 | sgf
2013-08-12 | Yamashita Keigo | Takao Shinji | B+2.5 | 320 | sgf
2013-08-26 | Yamashita Keigo | Kono Rin | Void | 190 | sgf
2013-08-26 | Yamashita Keigo | Kono Rin | B+R | 177 | sgf

The first final was void because of a triple ko, and had to be replayed.