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| Yamashita Keigo Kisei vs. Hane Naoki Tengen | |||
| Date(2004) | Venue | Result | |
| 1st | 15, 16 Jan | Seattle in America | Hane (B) won by resign. |
| 2nd | 28, 29 Jan | Fukuoka | Hane (W) won by resign. |
| 3rd | 4, 5 Feb | Mie | Hane (B) won by 3.5. |
| 4th | 18, 19 Feb | Hiroshima | Yamashita (B) won by 0.5. |
| 5th | 25, 26 Feb | Kanagawa | Yamashita (W) won by resign. |
| 6th | 10, 11 Mar | Niigata | Yamashita (B) won by resign. |
| 7th | 17, 18 Mar | Shizuoka | Hane (B) won by resign. |
| Play off to challenge to YAMASHITA Keigo KISEI | |||
| Date | Player | Venue | Result |
| 13 Nov | Hane Naoki vs. Cho Chikun | Nagoya | Hane (B) won by 2.5 |
| League A (12 June to 2 October 2003) | ||||||||
| Place | Player | O R | Hane | Kobayashi | Ishida | Mimura | Imamura | Score |
| 2 | O Rissei | - | W 0
August |
B 1
Sep. |
W 1
Oct. |
B 1
June |
W 0
July |
3-2 |
| 1 | Hane Naoki | B 1
August |
- | W 1
Oct. |
B 1
July |
W 1
Sep. |
B 1
June |
5-0 |
| D | Kobayashi Satoru | W 0
Sep. |
B 0
Oct. |
- | W 1
June |
B 0
July |
W 0
August |
1-4 |
| D | Ishida Yoshio | B 0
Oct. |
W 0
July |
B 0
June |
- | W 0
August |
B 0
Sep. |
0-5 |
| 3 | Mimura Tomoyasu | W 0
June |
B 0
Sep. |
W 1
July |
B 1
August |
- | W 1
Oct. |
3-2 |
| 4 | Imamura Yoshiaki | B 1
July |
W 0
June |
B 1
August |
W 1
Sep. |
B 0
Oct. |
- | 3-2 |
| League B (5 June to 9 October 2003) | ||||||||
| Place | Player | Ryu | Cho U | Yoda | Cho C | O M | Awaji | Score |
| D | Ryu Shikun | - | W 1
July |
B 0
August |
W 0
Oct. |
B 0
Sep. |
W 0
June |
1-4 |
| 3 | Cho U | B 0
July |
- | W 1
June |
B 1
Sep. |
W 0
August |
B 1
Oct. |
3-2 |
| 4 | Yoda Norimoto | W 1
August |
B 0
June |
- | W 0
July |
B 0
Oct. |
W 1
Sep. |
2-3 |
| 1 | Cho Chikun | B 1
Oct. |
W 0
Sep. |
B 1
July |
- | W 1
June |
B 1
August |
4-1 |
| 2 | O Meien | W 1
Sep. |
B 1
August |
W 1
Oct. |
B 0
June |
- | W 1
July |
4-1 |
| D | Awaji Shuzo | B 1
June |
W 0
Oct. |
B 0
Sep. |
W 0
August |
W 0
July |
- | 1-4 |