Since Prince Otsu didn't disclose his identity immediately, Suzuka-no-seki Checkpoint officials reported to Prince Oama that they had Yamabe no Okimi (Prince Yamabe) and Ishikawa no Okimi (Prince Ishikawa) in custody.
大津皇子はただちに身元を明かすことをしなかったらしく、鈴鹿関司は、山部王と石川王が来たので関に留置したと大海人皇子に報せた。