龍門 · Juryo · Dewanoumi stable · retired
| Highest rank | Juryo |
| Stable | Dewanoumi stable |
| From | Saitama-ken, Kawaguchi-shi |
| Born | 1953-04-16 |
| Height | 186 cm |
| Weight | 130 kg |
| First tournament | July 1969 |
| Retired | 1982-05-01T00:00:00Z |
The ring name is written 龍門. Taken character by character:
| 龍 | dragon |
⚠️The character 門 is left out above: we do not yet have a meaning for it that we are sure of, and we would rather show a gap than a guess.
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 →
Ryumon Masakatsu has fought 389 recorded bouts, winning 180 and losing 209 — a winning rate of 46.3%. He has taken 2 championships.
| Technique | Japanese | Wins | Share |
|---|---|---|---|
| Frontal force out | 寄り切り | 24 | 17.5% |
| Frontal crush out | 寄り倒し | 22 | 16.1% |
| Outside leg trip | 外掛け | 20 | 14.6% |
| Slap down | 叩き込み | 14 | 10.2% |
| Over arm throw | 上手投げ | 10 | 7.3% |
| Underarm throw | 下手投げ | 6 | 4.4% |
| Frontal push out | 押し出し | 6 | 4.4% |
| Beltless armthrow | 掬い投げ | 5 | 3.6% |
Counted from his winning bouts in this database. English names follow NHK WORLD-JAPAN. All 87 techniques →
| Opponent | Bouts | Won | Lost |
|---|---|---|---|
| Tochiisami Yoshiharu | 16 | 6 | 10 |
| Daigo Kenshi | 12 | 3 | 9 |
| Zaonishiki Toshimasa | 12 | 8 | 4 |
| Kotogatake Koichi | 12 | 4 | 8 |
| Daio Yoshinobu | 11 | 4 | 7 |
| Dairyugawa Kazuo | 10 | 5 | 5 |
| Kasuganada Koji | 9 | 5 | 4 |
| Tochitsurugi Nobuhide | 9 | 5 | 4 |
| Tournament | Rank | Record |
|---|---|---|
| March 1982 | Jonokuchi 1 East | 0–0–7 |
| January 1982 | Jonidan 70 East | 0–0–7 |
| November 1981 | Jonidan 14 East | 0–0–7 |
| September 1981 | Sandanme 59 East | 0–0–7 |
| July 1981 | Sandanme 19 East | 0–0–7 |
| May 1981 | Makushita 47 East | 0–0–7 |
| March 1981 | Makushita 17 West | 0–0–7 |
| January 1981 | Makushita 6 East | 2–5 |
| November 1980 | Juryo 13 East | 5–10 |
| September 1980 | Makushita 1 East | 4–3 |
| July 1980 | Makushita 2 East | 4–3 |
| May 1980 | Makushita 4 East | 4–3 |
| March 1980 | Makushita 5 West | 4–3 |
| January 1980 | Makushita 8 West | 4–3 |
| November 1979 | Makushita 12 West | 4–3 |
Rivalries with at least 12 meetings, each with every bout listed:
| Opponent | Bouts | Record |
|---|---|---|
| Tochiisami Yoshiharu | 16 | 6–10 |
| Zaonishiki Toshimasa | 12 | 8–4 |
| Kotogatake Koichi | 12 | 4–8 |
| Daigo Kenshi | 12 | 3–9 |
The Japanese side of this site carries seven pages on Ryumon Masakatsu: 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.