Head-to-head · 13 bouts
Iwakiyama Ryuta and Jumonji Tomokazu have met 13 times in recorded sumo. Iwakiyama Ryuta leads 8–5.
Iwakiyama Ryuta has won with: frontal push out (4), frontal force out (3), arm lock throw (1).
Jumonji Tomokazu has won with: frontal force out (4), frontal push out (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| July 2002 | Day 10 | Jumonji Tomokazu | Frontal force out | Maegashira 12 East vs Juryo 3 West |
| September 2002 | Day 2 | Iwakiyama Ryuta | Frontal force out | Juryo 1 East vs Juryo 3 West |
| November 2002 | Day 3 | Iwakiyama Ryuta | Frontal push out | Maegashira 13 West vs Maegashira 11 West |
| May 2003 | Day 1 | Jumonji Tomokazu | Frontal force out | Maegashira 9 East vs Maegashira 9 West |
| July 2003 | Day 5 | Iwakiyama Ryuta | Frontal force out | Maegashira 6 East vs Maegashira 10 East |
| March 2004 | Day 7 | Iwakiyama Ryuta | Frontal force out | Maegashira 6 West vs Maegashira 5 West |
| May 2004 | Day 15 | Iwakiyama Ryuta | Frontal push out | Maegashira 12 West vs Maegashira 6 West |
| September 2004 | Day 12 | Iwakiyama Ryuta | Frontal push out | Maegashira 2 East vs Maegashira 11 East |
| November 2004 | Day 9 | Iwakiyama Ryuta | Frontal push out | Maegashira 3 East vs Maegashira 7 East |
| July 2005 | Day 5 | Iwakiyama Ryuta | Arm lock throw | Maegashira 10 West vs Maegashira 8 West |
| January 2006 | Day 3 | Jumonji Tomokazu | Frontal force out | Maegashira 5 East vs Maegashira 8 East |
| January 2007 | Day 1 | Jumonji Tomokazu | Frontal force out | Maegashira 10 East vs Maegashira 10 West |
| March 2007 | Day 5 | Jumonji Tomokazu | Frontal push out | Maegashira 11 East vs Maegashira 16 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.