一いち門もん別べつ総そう当あたり

noun

obsolete sumo rule prohibiting matches between wrestlers from the same group of stables

Historical sumo term; refers to a now-abolished rule that prevented wrestlers belonging to the same ichimon (group of stables) from facing each other in tournaments.

• かつては一いち門もん別べつ総そう当あたりという制せい度どがあり、同おなじ一いち門もんの力りき士し同どう士しの対たい戦せんはなかった。

  In the past, there was a system called ichimon-betsu sōatari, and wrestlers from the same ichimon did not face each other.