Yo Seiki
Follow
659
Games
61%
Win rate
12
Titles
34–19
2016 Record
64.2%
Win Rate
53
Games
12W
Best Streak
As Black: 15/25 (60%)
As White: 19/28 (68%)
Key rivalries
Kyo Kagen
11–25
Iyama Yuta
11–25
Ichiriki Ryo
10–23
Shibano Toramaru
6–20
Yamashita Keigo
15–8
Murakawa Daisuke
16–5
Tournaments
Oza #64
Runner-up
4W–3L
7 games
2016-11-18
Final, Game 3 · Final, Game 2 · Final, Game 1 · Challengers' Final · Semi-final · Round 2 · Round 1
Ryusei #26
Runner-up
5W–1L
6 games
2016-12-12
Block B, Game 6 · Block B, Game 5 · Block B, Game 3 · Block B, Game 4 · Block C, Game 11 · Block C, Game 10
Honinbo #72
Out
1W–4L
5 games
2016-07-28
Final Preliminary · League
Gosei #42
Out
2W–2L
4 games
2016-12-26
Round 1 · Quarter-final · Round 2
Judan #55
Out
3W–1L
4 games
2016-12-08
Quarter-final · Round 2 · Challengers' Final · Semi-final
Kisei #41
Out
3W–1L
4 games
2016-09-15
B-2 League
Meijin #42
Out
3W–1L
4 games
2016-12-05
League · Final Preliminary
3rd Japan Titlewinners Tournament
2W–1L
3 games
2016-03-19
Semi-final · Round 1 · Round 2
International New Stars Match
3W–0L
3 games
2016-09-25
Round 3 · Round 2 · Round 1
NHK Cup #64
Out
1W–1L
2 games
2016-11-21
Round 3 · Round 2
Osaka Hankyu "Cool of the Evening" Go Festival
2W–0L
2 games
2016-08-13
Game 1 · Game 3, Final
Tengen #42
Out
1W–1L
2 games
2016-05-02
Round 2 · Round 1
Yucho Cup
Out
1W–1L
2 games
2016-08-09
Quarter-final · Round 3
2016 "Kuksu Mountains" Team Tournament
0W–1L
1 game
2016-08-04
Semi-final
Kansai Ki-in 1st Place
Out
1W–0L
1 game
2016-12-22
Round 1
Kansai Ki-in League
1W–0L
1 game
2016-11-28
Climax Series, Stage 1, Board 1
Kansai Ki-in vs Taiwan Qiyuan Match
1W–0L
1 game
2016-12-19
Round 1
O-Kage Cup
Out
0W–1L
1 game
2016-05-15
Semi-final
Key Opponents in 2016
| Opponent | Games | Record | Split |
|---|---|---|---|
| Iyama Yuta 🇯🇵 | 6 | 0–6 | |
| Shida Tatsuya 🇯🇵 | 3 | 3–0 | |
| Yamashita Keigo 🇯🇵 | 3 | 1–2 | |
| Ichiriki Ryo 🇯🇵 | 2 | 1–1 | |
| Kiyonari Tetsuya 🇯🇵 | 2 | 2–0 | |
| Uchida Shuhei 🇯🇵 | 2 | 2–0 | |
| Cho Sonjin 🇯🇵 | 2 | 1–1 | |
| Yuki Satoshi 🇯🇵 | 2 | 1–1 | |
| Ida Atsushi 🇯🇵 | 2 | 2–0 | |
| Murakawa Daisuke 🇯🇵 | 1 | 1–0 |
Games
| Date | Opponent | Color | Result | Event | Round |
|---|---|---|---|---|---|
| 2016-12-26 | Ichiriki Ryo | W | B+R | Gosei | Round 1 |
| 2016-12-22 | Murakawa Daisuke | B | B+R | Kansai Ki-in 1st Place | Round 1 |
| 2016-12-19 | Xu Haohong | B | B+R | Kansai Ki-in vs Taiwan Qiyuan Match | Round 1 |
| 2016-12-12 | Takanashi Seiken | B | B+R | Ryusei | Block B, Game 6 |
| 2016-12-12 | Rin Shien | W | W+R | Ryusei | Block B, Game 5 |
| 2016-12-08 | Ichiriki Ryo | B | B+R | Judan | Quarter-final |
| 2016-12-05 | Ko Iso | B | W+R | Meijin | League |
| 2016-11-28 | Yata Naoki | B | B+R | Kansai Ki-in League | Climax Series, Stage 1, Board 1 |
| 2016-11-24 | Kimu Sujun | W | W+1.5 | Judan | Round 2 |
| 2016-11-21 | Iyama Yuta | W | B+R | NHK Cup | Round 3 |
| 2016-11-18 | Iyama Yuta | B | W+R | Oza | Final, Game 3 |
| 2016-11-10 | Hirata Tomoya | W | W+0.5 | Meijin | Final Preliminary |
| 2016-11-08 | Iyama Yuta | W | B+R | Oza | Final, Game 2 |
| 2016-10-26 | Kiyonari Tetsuya | B | B+R | Meijin | Final Preliminary |
| 2016-10-17 | Iyama Yuta | B | W+1.5 | Oza | Final, Game 1 |
| 2016-10-03 | Terayama Rei | B | B+4.5 | Ryusei | Block B, Game 3 |
| 2016-10-03 | Uchida Shuhei | B | B+3.5 | Ryusei | Block B, Game 4 |
| 2016-09-29 | Shida Tatsuya | W | W+R | Meijin | Final Preliminary |
| 2016-09-25 | Tong Mengcheng | W | W+R | International New Stars Match | Round 3 |
| 2016-09-24 | Lin Lixiang | W | W+R | International New Stars Match | Round 2 |
| 2016-09-23 | Song Chi-hun | B | B+R | International New Stars Match | Round 1 |
| 2016-09-15 | Cho Sonjin | B | B+R | Kisei | B-2 League |
| 2016-09-08 | Takao Shinji | W | W+R | Oza | Challengers' Final |
| 2016-08-18 | Yamashita Keigo | W | W+R | Oza | Semi-final |
| 2016-08-15 | Suzuki Ayumi | W | W+2.5 | NHK Cup | Round 2 |
| 2016-08-13 | Yuki Satoshi | W | W+2.5 | Osaka Hankyu "Cool of the Evening" Go Festival | Game 1 |
| 2016-08-13 | Ida Atsushi | B | B+5.5 | Osaka Hankyu "Cool of the Evening" Go Festival | Game 3, Final |
| 2016-08-09 | Shibano Toramaru | W | B+9.5 | Yucho Cup | Quarter-final |
| 2016-08-09 | Ueno Asami | W | W+0.5 | Yucho Cup | Round 3 |
| 2016-08-04 | Lee Sedol | B | W+R | 2016 "Kuksu Mountains" Team Tournament | Semi-final |
| 2016-07-28 | Cho Sonjin | W | B+R | Honinbo | Final Preliminary |
| 2016-07-21 | Yuki Satoshi | B | W+R | Kisei | B-2 League |
| 2016-07-07 | Shida Tatsuya | W | W+R | Oza | Round 2 |
| 2016-05-26 | O Rissei | W | W+R | Oza | Round 1 |
| 2016-05-15 | Anzai Nobuaki | B | W+R | O-Kage Cup | Semi-final |
| 2016-05-02 | Kyo Kagen | B | W+R | Tengen | Round 2 |
| 2016-04-28 | Hane Naoki | W | W+R | Kisei | B-2 League |
| 2016-04-18 | Iyama Yuta | B | W+R | Ryusei | Block C, Game 11 |
| 2016-04-14 | Yamashita Keigo | W | B+1.5 | Gosei | Quarter-final |
| 2016-04-07 | Kiyonari Tetsuya | W | W+R | Kisei | B-2 League |
| 2016-03-31 | Yamashita Keigo | W | B+0.5 | Honinbo | League |
| 2016-03-19 | Cho Chikun | B | W+R | 3rd Japan Titlewinners Tournament | Semi-final |
| 2016-03-17 | Cho U | W | B+R | Honinbo | League |
| 2016-03-10 | Sotoyanagi Sebun | B | B+R | Tengen | Round 1 |
| 2016-03-03 | Kobayashi Koichi | B | B+0.5 | Ryusei | Block C, Game 10 |
| 2016-02-25 | Mizokami Tomochika | B | B+R | Gosei | Round 2 |
| 2016-02-18 | Kono Rin | B | W+1.5 | Honinbo | League |
| 2016-02-11 | O Keii | W | W+R | 3rd Japan Titlewinners Tournament | Round 1 |
| 2016-02-11 | Ida Atsushi | B | B+R | 3rd Japan Titlewinners Tournament | Round 2 |
| 2016-02-04 | Uchida Shuhei | W | W+R | Gosei | Round 1 |
| 2016-01-21 | Iyama Yuta | W | B+R | Judan | Challengers' Final |
| 2016-01-14 | Motoki Katsuya | W | W+R | Honinbo | League |
| 2016-01-07 | Shida Tatsuya | W | W+F | Judan | Semi-final |