Here are some recommended male protagonist novels in the genre of Republican-era romance:
1. "良辰好景知幾何/傾城之戀" by 靈希: This novel tells a story of love and separation, set against the backdrop of a beautiful autumn night.
2. "亦箏笙" by 風(fēng)凝雪舞: This novel spans the Republican era and the war against Japan, with a compact and engaging plot.
3. "衣香鬢影" by 寐語者: This novel features a male protagonist who is both domineering and sweet, and his powerful love for the female lead.
4. "民國二小姐" by 魔女恩恩: This novel explores the romance of a second miss in the Republican era.
5. "少帥你老婆又跑了" by 明藥: This novel revolves around the male protagonist's pursuit of his wife.
6. "逃嫁新娘" by 酒壑盛人: This novel tells the story of a bride who runs away from her wedding.
7. "江南恨" by 梅子黃時雨: This novel is set in the Jiangnan region and explores themes of love and hatred.
These novels offer a variety of romantic stories set in the Republican era, with male protagonists who are both strong and caring.