皇后陛下[kougouheika] her majesty the Empress
今上陛下[kinjouheika] the reigning emperor
女王陛下[joouheika] Her Majesty the Queen
天皇陛下[tennouheika] His Majesty the Emperor
陛下[heika] your Majesty

両陛下[ryouheika] Their Majesties
国王陛下[kokuouheika] His Majesty the King
陛衛[heiei] Imperial guard
王后陛下[oukouheika] Her Majesty the Queen