17th Ryusei title - 2008

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# 17th Ryusei title

Eight times 12 players play a ladder. The winner of each ladder and the 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
--- | --- | --- | --- | --- | ---
2007-09-12 | Mannami Nao | Kato Tomoko | W+R | 216 | sgf
2007-09-12 | Kato Tomoko | Rin Kanketsu | W+0.5 | 281 | sgf
2007-10-11 | Maeda Ryoji | Rin Kanketsu | W+3.5 | 263 | sgf
2007-10-11 | Rin Kanketsu | Mizokami Tomochika | B+3.5 | 329 | sgf
2007-11-15 | Kurahashi Masayuki | Rin Kanketsu | B+R | 237 | sgf
2007-11-15 | Mimura Tomoyasu | Kurahashi Masayuki | W+R | 178 | sgf
2007-12-17 | Kurahashi Masayuki | Awaji Shuzo | B+R | 205 | sgf
2007-12-17 | Kurahashi Masayuki | Tokimoto Hajime | B+R | 137 | sgf
2008-02-04 | Kurahashi Masayuki | Yamashita Keigo | W+6.5 | 259 | sgf
2008-02-04 | Mitani Tetsuya | Yamashita Keigo | W+R | 80 | sgf
2008-03-03 | Cho U | Yamashita Keigo | B+8.5 | 258 | sgf

Winner: Cho U
Most wins (4): Kurahashi Masayuki

### Group B

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2007-09-14 | Yashiro Kumiko | Horimoto Mitsunari | B+R | 165 | sgf
2007-09-14 | Mochizuki Kenichi | Yashiro Kumiko | B+R | 143 | sgf
2007-10-22 | Mochizuki Kenichi | Shimojima Yohei | W+R | 192 | sgf
2007-10-22 | Shimojima Yohei | Nakamura Shinya | B+1.5 | 246 | sgf
2007-12-20 | Shimojima Yohei | Yamada Noriyoshi | B+6.5 | 251 | sgf
2007-12-20 | Shimojima Yohei | Nakano Hironari | B+5.5 | 228 | sgf
2008-01-31 | Sonoda Yuichi | Shimojima Yohei | W+10.5 | 252 | sgf
2008-01-31 | Shimojima Yohei | Miyazawa Goro | W+R | 168 | sgf
2008-03-20 | Takao Shinji | Miyazawa Goro | B+R | 171 | sgf
2008-03-20 | Matsumoto Takehisa | Takao Shinji | W+R | 186 | sgf
2008-04-10 | Yuki Satoshi | Takao Shinji | W+2.5 | 280 | sgf

Winner: Takao Shinji
Most wins (5): Shimojima Yohei

### Group C

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2007-08-30 | Umezawa Yukari | Shiraishi Yuichi | W+10.5 | 284 | sgf
2007-08-30 | Tsuruyama Atsushi | Shiraishi Yuichi | B+R | 167 | sgf
2007-11-01 | Tsuruyama Atsushi | Rin Shien | W+1.5 | 279 | sgf
2007-11-01 | Takanashi Seiken | Rin Shien | W+R | 246 | sgf
2007-12-06 | Ryu Shikun | Rin Shien | W+R | 196 | sgf
2007-12-06 | Yokota Shigeaki | Rin Shien | B+R | 211 | sgf
2008-01-17 | Kamimura Haruo | Yokota Shigeaki | B+R | 157 | sgf
2008-01-17 | Kamimura Haruo | Sato Masaharu | W+R | 212 | sgf
2008-03-10 | Sato Masaharu | Cho Chikun | W+R | 96 | sgf
2008-03-10 | Obuchi Morito | Cho Chikun | W+R | 182 | sgf
2008-04-07 | Cho Chikun | Morita Michihiro | B+R | 171 | sgf

Winner: Cho Chikun
Most wins (3): Cho Chikun
2nd most wins (3): Rin Shien

### Group D

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2007-09-04 | Mitsunaga Junzo | Murakami Akihide | B+4.5 | 238 | sgf
2007-09-04 | Mitsunaga Junzo | Ko Reibun | W+1.5 | 250 | sgf
2007-11-12 | Yamada Takuji | Ko Reibun | B+5.5 | 278 | sgf
2007-11-12 | Yamada Takuji | Nakane Naoyuki | B+15.5 | 282 | sgf
2007-12-10 | Yamada Kimio | Yamada Takuji | B+0.5 | 265 | sgf
2007-12-10 | Michael Redmond | Yamada Kimio | W+R | 190 | sgf
2008-01-14 | Kataoka Satoshi | Yamada Kimio | W+R | 220 | sgf
2008-01-14 | Takagi Shoichi | Yamada Kimio | W+5.5 | 287 | sgf
2008-02-25 | Yamada Kimio | Kono Rin | W+R | 232 | sgf
2008-02-25 | Kono Rin | Komatsu Hideki | B+R | 165 | sgf
2008-04-03 | Sakai Hideyuki | Kono Rin | W+1.5 | 342 | sgf

Winner: Kono Rin
Most wins (4): Yamada Kimio

### Group E

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2007-09-20 | Tajima Shingo | Kato Keiko | W+1.5 | 262 | sgf
2007-09-20 | Kato Keiko | Shiung Feng | W+2.5 | 290 | sgf
2007-10-25 | Shiung Feng | Han Zenki | B+R | 199 | sgf
2007-10-25 | Matsuoka Hideki | Shiung Feng | B+18.5 | 294 | sgf
2008-01-07 | Narusawa Yasuichi | Matsuoka Hideki | B+R | 287 | sgf
2008-01-07 | Narusawa Yasuichi | Goto Shungo | B+7.5 | 267 | sgf
2008-02-11 | Narusawa Yasuichi | Ko Mosei | W+13.5 | 272 | sgf
2008-02-11 | Ko Mosei | Honda Kunihisa | W+R | 284 | sgf
2008-03-06 | Honda Kunihisa | Rin Kaiho | W+R | 152 | sgf
2008-03-06 | Hikosaka Naoto | Rin Kaiho | W+R | 194 | sgf
2008-04-07 | Rin Kaiho | Yoda Norimoto | W+3.5 | 247 | sgf

Winner: Yoda Norimoto
Most wins (2): Rin Kaiho

### Group F

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2007-09-13 | Furuya Masao | Shuto Shun | W+R | 148 | sgf
2007-09-13 | Shuto Shun | Fujii Shuya | B+R | 195 | sgf
2007-10-15 | Shuto Shun | Cho Riyu | B+R | 189 | sgf
2007-10-15 | Shuto Shun | Aoki Kikuyo | B+R | 277 | sgf
2008-01-10 | Katayama Yasuo | Shuto Shun | W+R | 176 | sgf
2008-01-10 | Imamura Toshiya | Shuto Shun | B+R | 223 | sgf
2008-02-14 | Imamura Toshiya | Kiyonari Tetsuya | B+R | 205 | sgf
2008-02-14 | Imamura Toshiya | Hane Yasumasa | B+5.5 | 269 | sgf
2008-04-15 | Otake Hideo | Imamura Toshiya | W+R | 166 | sgf
2008-04-15 | Sonoda Yasutaka | Imamura Toshiya | W+R | 172 | sgf
2008-05-01 | Imamura Toshiya | Cho Sonjin | W+R | 178 | sgf

Winner: Cho Sonjin
Most wins (5): Imamura Toshiya

### Group G

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2007-09-06 | Xie Yimin | O Yuinin | B+R | 181 | sgf
2007-09-06 | Kubo Hideo | Xie Yimin | B+R | 221 | sgf
2007-11-19 | Kubo Hideo | Ko Iso | B+R | 203 | sgf
2007-11-19 | Omori Yasushi | Kubo Hideo | B+0.5 | 269 | sgf
2007-12-13 | Omori Yasushi | Konagai Masaru | W+R | 172 | sgf
2007-12-13 | Ogata Masaki | Konagai Masaru | W+R | 200 | sgf
2008-02-07 | Konagai Masaru | Kanda Ei | W+R | 200 | sgf
2008-02-07 | Ishii Kunio | Kanda Ei | W+2.5 | 226 | sgf
2008-03-17 | Hane Naoki | Kanda Ei | B+R | 153 | sgf
2008-03-17 | Hane Naoki | Kudo Norio | B+R | 171 | sgf
2008-04-10 | Yo Kagen | Hane Naoki | W+6.5 | 278 | sgf

Winner: Hane Naoki
Most wins (3): Hane Naoki
2nd most wins (2): Kanda Ei

### Group H

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2007-09-19 | Ando Kazushige | Koda Akiko | B+11.5 | 263 | sgf
2007-09-19 | Suzuki Yoshimichi | Ando Kazushige | B+23.5 | 175 | sgf
2007-10-18 | Suzuki Yoshimichi | Iyama Yuta | W+18.5 | 240 | sgf
2007-10-18 | Iyama Yuta | Ueki Yoshio | B+R | 151 | sgf
2007-11-29 | Iyama Yuta | Hoshino Masaki | B+R | 211 | sgf
2007-11-29 | Iyama Yuta | Yasuda Yasutoshi | B+R | 103 | sgf
2008-01-21 | Tei Meiko | Iyama Yuta | W+R | 142 | sgf
2008-01-21 | O Meien | Iyama Yuta | W+R | 152 | sgf
2008-02-21 | Takemiya Masaki | Iyama Yuta | B+R | 227 | sgf
2008-02-21 | Takemiya Masaki | O Rissei | B+R | 255 | sgf
2008-03-03 | Takemiya Masaki | Kim Sujun | W+R | 210 | sgf

Winner: Kim Sujun
Most wins (6): Iyama Yuta

## 17th Ryusei Title

Yoda Norimoto | Rin Shien B+1.5 | Hane Naoki B+R | Cho U W+R | Kono Rin W+R
Rin Shien
Imamura Toshiya | Hane Naoki W+R
Hane Naoki
Takao Shinji | Iyama Yuta B+R | Cho U W+R
Iyama Yuta
Kanda Ei | Cho U W+10.5
Cho U
Yamada Kimio | Cho Chikun B+R | Kim Sujun W+R | Kono Rin B+R
Cho Chikun
Rin Kaiho | Kim Sujun B+R
Kim Sujun
Shimojima Yohei | Cho Sonjin W+R | Kono Rin W+R
Cho Sonjin
Kurahashi Masayuki | Kono Rin W+R
Kono Rin

Semifinals and Final:

date | black | white | result | #mv | sgf
--- | --- | --- | --- | --- | ---
2008-08-04 | Hane Naoki | Cho U | W+R | 246 | sgf
2008-07-24 | Kono Rin | Kim Sujun | B+R | 215 | sgf
2008-08-18 | Cho U | Kono Rin | W+R | 170 | sgf