I Awoke with a Start in the Imperial Palace: The Young Emperor Is Me!

A Peak Clan, an Ancient Emperor’s Heir, and One Female Lead

Looking for books similar to Villain: The Forbidden Zone's Imperial Heir Awakens After Sleeping for Ten Thousand Years and Breaking Out of Divine Source.

Nine Heavens and Ten Lands, Ancient Clans, Heaven's Blessing, Invincible Under the Heavens, You Know

Invincible from the Start, No Leveling Up, Already at the Peak from Day One

Are There Any Books with One Female Lead, Two Strong Leads, and Plenty of Screen Time for the Heroine?

Fantasy with a Female Lead from the Start, One Love Interest, No Harem, and Strong Leads

One female lead, no harem. Ideally the male and female leads progress side by side, and the female lead is powerful too... No romantic ambiguity. Fantasy, martial arts, sword cultivation, or urban settings are all fine...

A Calm, Dominant, Independent Protagonist with a Strongman's Mindset, Unmatched Combat Prowess, and an Imposing Presence

The protagonist is cool-headed and formidable, invincible in battle, and able to overwhelm everyone single-handedly. They have the imposing presence of an unrivaled powerhouse, plenty of gravitas, and aren’t pathetic, a doormat, or an idiot.

The Most Powerful Clan, With Eighteen Ancestors

The really awesome kind.

The Male Lead Has an Overpowered Family Background, Makes No Attempt to Hide It, Crushes Everyone, and Has One Love Interest

Is there anything like this? I hope some experienced reader can let me know.

System, Set in the Most Powerful Family in the Immortal Realm, with the Strongest Constitution Across All Worlds