Tsubura no Okimi, who was put into an inferior position due to the accession of Emperor Anko, seems to have planned the backing up of Prince Oshihano as the next okimi (great king).
允恭系の安康天皇の即位によって劣勢に立たされた円大臣は勢力を回復すべく、次期大王として押磐皇子の擁立を画策したらしい。