National championships (Japan Curling Association records)
9 domestic events (2004–2025).
| Year | Event | Team | Result |
|---|---|---|---|
| 2025 | Japan Senior Curling Championships 2025 | 倉敷シニア men | Round robin 2–2 |
| 2022 | Japan Mixed Curling Championships 2022 | チーム倉敷 ミックス | Round robin 0–5 |
| 2021 | Japan Mixed Doubles Curling Championships 2021 | 信木・中村 | |
| 2019 | Japan Senior Curling Championships 2019 | チーム広島 men | Round robin 2–2 |
| 2012 | Japan Curling Championships 2012 | チーム倉敷 men | Round robin 0–7 |
| 2011 | Japan Mixed Doubles Curling Championships 2011 | 中村・信木 | Round robin 3–5 |
| 2008 | Japan Mixed Doubles Curling Championships 2008 | 中村・信木 | Round robin 1–6 |
| 2005 | Japan Curling Championships 2005 | 藤中 men | Round robin 1–8 |
| 2004 | Japan Curling Championships 2004 | MamacuRⅡ men | Round robin 3–5 |
Source: the event pages of the Japan Curling Association (team rosters and results). Matched by name, so a different person with the same name could be mixed in. Elementary and junior high school events are not listed.
Teammates
Players who were on the same Japan team at an international event (World Curling records), on the same team at a domestic event (Japan Curling Association records), or on the same team in a game in the library. Most shared first.
- Hiromitsu Fujinaka藤中宏充 · 2 domestic
- Makoto Kohashi孝橋誠 · 1 domestic