| Tagonoura Beya - 01-February-2018 - Nishiiwa Oyakata (Former Sekiwake Wakanosato) branched out of Tagonoura Beya |
| Oyakata | Rikishi |
| To Nishiiwa Beya: Nishiiwa (Wakanosato) | To Nishiiwa Beya: Wakanoguchi Wakasatake |
| Fujishima Beya - 01-April-2018 - Futagoyama Oyakata (Former Ozeki Miyabiyama) branched out of Fujishima Beya. |
| Oyakata | Rikishi |
| To Futagoyama Beya: Futagoyama (Miyabiyama) | To Futagoyama Beya: Hayashi Morita Soma Tainaka Takada Yabuoka |
| Hakkaku Beya - 28-June-2018 - Tanigawa Oyakata (Former Sekiwake Hokutoriki) moved to Kokonoe Beya. |
| Takanohana Beya - 25-September-2018 - Heya closure occasioned by the resignation of Takanohana Oyakata (Former Yokozuna Takanohana). Takanohana claimed that he was being pressurised to acknowledge as false his allegations that the Kyokai had mishandled the Harumafuji scandal and that he was refusing to do so since they were true. |
| Oyakata | Rikishi | Tokoyama | Admin Staff |
| Retired: Takanohana (Takanohana) | To Chiganoura Beya: Takagenji Takakeisho Takakento Takamasaki Takanoiwa Takataisho Takatenshu Takayoshitoshi | To Chiganoura Beya: Tokokatsu (Kida) | To Chiganoura Beya: Ranbo (Ranbo) |