Head-to-head · 16 bouts
Sadanofuji Akihiro and Kaisei Ichiro have met 16 times in recorded sumo. Kaisei Ichiro leads 10–6.
Sadanofuji Akihiro has won with: frontal force out (3), twist down (1), rear push out (1), frontal push out (1).
Kaisei Ichiro has won with: frontal push out (5), slap down (1), hand pull down (1), frontal force out (1), frontal crush out (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| November 2009 | Day 10 | Sadanofuji Akihiro | Twist down | Makushita 9 West vs Makushita 6 West |
| May 2010 | Day 2 | Sadanofuji Akihiro | Rear push out | Juryo 14 East vs Makushita 2 East |
| November 2010 | Day 8 | Kaisei Ichiro | Slap down | Juryo 6 East vs Juryo 2 West |
| January 2011 | Day 12 | Kaisei Ichiro | Frontal push out | Juryo 1 East vs Juryo 7 West |
| November 2011 | Day 12 | Sadanofuji Akihiro | Frontal force out | Maegashira 14 East vs Maegashira 15 West |
| January 2012 | Day 14 | Sadanofuji Akihiro | Frontal push out | Maegashira 16 East vs Maegashira 11 West |
| May 2012 | Day 1 | Kaisei Ichiro | Frontal push out | Maegashira 12 East vs Maegashira 11 West |
| May 2013 | Day 15 | Sadanofuji Akihiro | Frontal force out | Maegashira 14 East vs Maegashira 8 West |
| July 2013 | Day 5 | Kaisei Ichiro | Frontal push out | Maegashira 12 East vs Maegashira 9 West |
| November 2013 | Day 7 | Kaisei Ichiro | Hand pull down | Maegashira 9 East vs Maegashira 5 West |
| January 2014 | Day 7 | Kaisei Ichiro | Frontal push out | Maegashira 10 East vs Maegashira 6 West |
| March 2014 | Day 13 | Kaisei Ichiro | Frontal force out | Maegashira 3 East vs Maegashira 12 West |
| January 2015 | Day 15 | Kaisei Ichiro | Frontal crush out | Maegashira 5 East vs Maegashira 15 East |
| May 2015 | Day 8 | Kaisei Ichiro | Beltless armthrow | Maegashira 11 East vs Maegashira 7 West |
| September 2015 | Day 6 | Kaisei Ichiro | Frontal push out | Maegashira 5 West vs Maegashira 2 West |
| November 2015 | Day 4 | Sadanofuji Akihiro | Frontal force out | Maegashira 7 East vs Maegashira 9 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.