Head-to-head · 13 bouts
Ikioi Shota and Okinoumi Ayumi have met 13 times in recorded sumo. Okinoumi Ayumi leads 7–6.
Ikioi Shota has won with: arm lock throw (2), underarm throw (1), slap down (1), over arm throw (1), hand pull down (1).
Okinoumi Ayumi has won with: frontal force out (2), arm lock throw (2), frontal crush out (1), beltless armthrow (1), thrust down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| September 2006 | Day 12 | Okinoumi Ayumi | Frontal crush out | Makushita 46 East vs Makushita 48 West |
| July 2007 | Day 13 | Ikioi Shota | Underarm throw | Makushita 32 West vs Makushita 28 West |
| March 2008 | Day 6 | Okinoumi Ayumi | Beltless armthrow | Makushita 35 West vs Makushita 33 West |
| July 2013 | Day 11 | Ikioi Shota | Slap down | Maegashira 5 East vs Maegashira 6 West |
| November 2013 | Day 13 | Okinoumi Ayumi | Frontal force out | Maegashira 6 West vs Komusubi 1 West |
| January 2014 | Day 12 | Okinoumi Ayumi | Frontal force out | Maegashira 2 West vs Maegashira 1 West |
| September 2014 | Day 15 | Ikioi Shota | Arm lock throw | Maegashira 15 West vs Maegashira 5 West |
| May 2015 | Day 11 | Ikioi Shota | Over arm throw | Maegashira 10 East vs Maegashira 10 West |
| May 2016 | Day 6 | Ikioi Shota | Arm lock throw | Komusubi 1 West vs Sekiwake 1 West |
| November 2017 | Day 7 | Okinoumi Ayumi | Thrust down | Maegashira 12 East vs Maegashira 10 West |
| January 2018 | Day 7 | Okinoumi Ayumi | Arm lock throw | Maegashira 5 East vs Maegashira 6 West |
| March 2018 | Day 12 | Ikioi Shota | Hand pull down | Maegashira 9 East vs Maegashira 14 East |
| March 2019 | Day 11 | Okinoumi Ayumi | Arm lock throw | Maegashira 6 East vs Maegashira 9 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.