Head-to-head · 12 bouts
Kobo Kenichi and Otsukasa Nobuhide have met 12 times in recorded sumo. Otsukasa Nobuhide leads 10–2.
Kobo Kenichi has won with: over arm throw (1), pulling underarm throw (1).
Otsukasa Nobuhide has won with: frontal force out (4), rear push down (2), slap down (2), frontal crush out (1), thrust down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| November 2001 | Day 5 | Otsukasa Nobuhide | Rear push down | Maegashira 11 East vs Maegashira 14 East |
| January 2002 | Day 3 | Otsukasa Nobuhide | Slap down | Maegashira 9 West vs Maegashira 7 West |
| January 2003 | Day 2 | Kobo Kenichi | Over arm throw | Maegashira 13 East vs Maegashira 14 East |
| January 2004 | Day 1 | Otsukasa Nobuhide | Frontal crush out | Juryo 2 East vs Juryo 1 West |
| March 2004 | Day 2 | Otsukasa Nobuhide | Frontal force out | Juryo 3 East vs Juryo 1 West |
| November 2004 | Day 1 | Otsukasa Nobuhide | Rear push down | Juryo 4 East vs Juryo 4 West |
| May 2005 | Day 8 | Otsukasa Nobuhide | Thrust down | Juryo 9 East vs Juryo 4 West |
| September 2005 | Day 8 | Otsukasa Nobuhide | Frontal force out | Juryo 8 East vs Juryo 6 West |
| November 2005 | Day 6 | Otsukasa Nobuhide | Frontal force out | Juryo 9 East vs Juryo 11 East |
| May 2006 | Day 15 | Kobo Kenichi | Pulling underarm throw | Juryo 5 East vs Juryo 9 West |
| July 2006 | Day 3 | Otsukasa Nobuhide | Slap down | Juryo 8 East vs Juryo 6 West |
| September 2006 | Day 11 | Otsukasa Nobuhide | Frontal force out | Juryo 5 East vs Juryo 10 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.