暗あん号ごう同どう期きMeaningsNoun1. cryptographic synchronizationKanji used暗dark号ID number同same期period (of time)Composed of暗あん号ごうcode; password; cipherNoun同どう期きsame period; corresponding period; same year (of graduation, entering a company, etc.); contemporary; classmate; synchronization; synchronismNoun