Nanashi no Oujo to Reikoku Koutei: Shiitagerareta Youjo, Konse dewa Ryuu to Mofumofu ni Dekiai sareteimasu

Princess that never received an actual name and suffered many years of abuse. Each time she meets her untimely end, she's sent back into the past, and during her third loop, she restarts as a three-year-old girl. What's more, the imperial family's guardian deity—the Golden Dragon—takes notice of her this time. Even the legendary, ultra fluffy Flame Tiger latches onto her! Despite being That's older brother, the crown prince never showed any interest in her, yet in this loop, he dubs her an angel. Will her father—the infamously cold-blooded emperor—shower her with affection as well?! The nameless princess will fight with all her strength to survive and earn a name of her own!

(Source: Cross Infinite World)