Himegimi wa Wakaki Shougun ni Oboreru

From a web novel, an expansion of the second story of volume one of , "Konyaku Haki no go Riyou wa Keikakuteki ni" ("The Princess Is Weak Towards the Young General" ). In the Kingdom of Arstoria, Princess Yuria is the king’s only daughter, and her existence is of great importance to the country. Women have no right to inherit the throne or lead the royal family—instead, her husband becomes king, and their children will be the future heirs. Amid swirling conspiracies and intrigue, her childhood friend, General Regius, who holds the title of army commander, is always by her side, protecting her. Shoujo and TL versions are available.