She's the Strongest Bride, But I'm Stronger in Night Battles: A Harem Chronicle of Advancing Through Cunning Tactics manga volume 1 features story by Singyougaku and art by Arinokamati.

Compelled to marry a royal demoness and put to work—on the battlefield, and in her bedroom—Albert finds his new life in another world anything but peaceful. Yet thanks to his knowledge of Earth’s history, Albert is able to launch a revolution, and is having a ball doing it alongside his sexy demon bride!

She's the Strongest Bride, But I'm Stronger in Night Battles: A Harem Chronicle of Advancing Through Cunning Tactics manga volume 2 features story by Singyougaku and art by Arinokamati.

The invading army sent by the Kingdom of Alexa is no match for the Blood Barbarian Lady Marida, nor the Elwin family! Not only is the army crushed, but Marida claims new territory and a new concubine! In gratitude, the Demon King summons Marida, Lord Burest, and newly married Albert to the royal court, but the celebration takes a turn for the worse when Albert's ambition to procure a harem of wives for himself comes to light…

She's the Strongest Bride, But I'm Stronger in Night Battles: A Harem Chronicle of Advancing Through Cunning Tactics manga volume 3 features story by Singyougaku and art by Arinokamati.

The reincarnated Albert is happily married to the sexy, bloodthirsty Blood Demon Lady Marida. He's the brains behind her brawn, using his tactical expertise from his former life to grow his wife's power and her harem of gorgeous women (which she loves to share)! Will Albert's scheming put him on the wrong side of Lady Marida's father, the Demon Lord? It's the third act of this naughty harem romp!