誠道 · Makushita · Minato stable · active
| Highest rank | Makushita |
| Stable | Minato stable |
| From | Gunma-ken, Takasaki-shi |
| Born | 1997-01-12 |
| Height | 179 cm |
| Weight | 120.3 kg |
| First tournament | March 2012 |
The ring name is written 誠道. Taken character by character:
| 誠 | sincerity |
| 道 | road, the way |
These are the dictionary meanings of the characters, not a statement about why this particular name was chosen — that is the stablemaster’s business, and we do not guess at it. How ring names are put together →
Seido has fought 584 recorded bouts, winning 289 and losing 295 — a winning rate of 49.5%.
| Technique | Japanese | Wins | Share |
|---|---|---|---|
| Frontal push out | 押し出し | 134 | 46.4% |
| Slap down | 叩き込み | 49 | 17.0% |
| Thrust down | 突き落とし | 27 | 9.3% |
| Frontal force out | 寄り切り | 17 | 5.9% |
| Frontal push down | 押し倒し | 13 | 4.5% |
| Hand pull down | 引き落とし | 12 | 4.2% |
| Rear push out | 送り出し | 8 | 2.8% |
| Frontal crush out | 寄り倒し | 6 | 2.1% |
Counted from his winning bouts in this database. English names follow NHK WORLD-JAPAN. All 87 techniques →
| Opponent | Bouts | Won | Lost |
|---|---|---|---|
| Tosashimizu | 8 | 4 | 4 |
| Hananofuji Daichi | 7 | 2 | 5 |
| Daishoki | 6 | 2 | 4 |
| Toukiryu | 5 | 3 | 2 |
| Shohoryu | 5 | 2 | 3 |
| Wakenokaze | 5 | 3 | 2 |
| Hokutonami Shota | 4 | 1 | 3 |
| Kotoomura Daichi | 4 | 0 | 4 |
| Tournament | Rank | Record |
|---|---|---|
| July 2026 | Jonidan 26 West | 5–2 |
| May 2026 | Jonidan 6 East | 3–4 |
| March 2026 | Jonidan 25 West | 4–3 |
| January 2026 | Jonidan 1 West | 3–4 |
| November 2025 | Sandanme 42 East | 1–6 |
| September 2025 | Sandanme 58 East | 4–3 |
| July 2025 | Sandanme 77 West | 4–3 |
| May 2025 | Jonidan 17 West | 4–3 |
| March 2025 | Sandanme 74 East | 3–4 |
| January 2025 | Sandanme 49 East | 2–5 |
| November 2024 | Sandanme 69 East | 4–3 |
| September 2024 | Sandanme 86 East | 4–3 |
| July 2024 | Jonidan 15 West | 4–3 |
| May 2024 | Sandanme 82 West | 2–4–1 |
| March 2024 | Jonidan 27 East | 5–2 |
The Japanese side of this site carries seven pages on Seido: tournament-by-tournament results, every bout he has fought, head-to-head records against all opponents, a breakdown of his winning techniques, a reading of his fighting style, and his records.