43 Seiunsen Tournament Nagoya area
Place: Nagoya, Japan
Start: 2019-01-13, End: 2019-01-13
Rule: Yamaguchi, Games: 16
| Round 1 | ||||
|---|---|---|---|---|
| Black | Result | White | ||
 Oota Kouki | 2045.59 | 1 : 0 | 2128.76 | Yoshida Naoto |
| Kishi Yoshinori | 1940.65 | 1 : 0 | 1582.73 | Oota Ryoto |
| Oota Haruki | 1720.80 | 0 : 1 | 1832.33 | Chen Ru-Hong  |
| Round 2 | ||||
| Black | Result | White | ||
| Yoshida Naoto | 2128.76 | 1 : 0 | 1832.33 | Chen Ru-Hong |
| Oota Kouki | 2045.59 | 0 : 1 | 1940.65 | Kishi Yoshinori |
| Oota Ryoto | 1582.73 | 0 : 1 | 1720.80 | Oota Haruki |
| Round 3 | ||||
| Black | Result | White | ||
| Yoshida Naoto | 2128.76 | 1 : 0 | 1940.65 | Kishi Yoshinori |
| Oota Kouki | 2045.59 | 1 : 0 | 1720.80 | Oota Haruki |
| Chen Ru-Hong | 1832.33 | 1 : 0 | 1582.73 | Oota Ryoto |
| Round 4 | ||||
| Black | Result | White | ||
| Oota Haruki | 1720.80 | 0 : 1 | 2128.76 | Yoshida Naoto |
| Oota Kouki | 2045.59 | 1 : 0 | 1582.73 | Oota Ryoto |
| Kishi Yoshinori | 1940.65 | 1 : 0 | 1832.33 | Chen Ru-Hong |
| Round 5 | ||||
| Black | Result | White | ||
| Yoshida Naoto | 2128.76 | 1 : 0 | 1582.73 | Oota Ryoto |
| Chen Ru-Hong | 1832.33 | 0 : 1 | 2045.59 | Oota Kouki |
| Kishi Yoshinori | 1940.65 | 1 : 0 | 1720.80 | Oota Haruki |
| Round ex | ||||
| Black | Result | White | ||
| Kishi Yoshinori | 1940.65 | 0 : 1 | 2128.76 | Yoshida Naoto |