This is LoRA, Eclair from the "Etrian Odyssey2" and "Etrian Odyssey2 Untold".

Lora by mnst0319224

エクレア（世界樹の迷宮2） / Eclair (Etrian Odyssey2) - v1.0 | Illustrious LoRA | Civitai

eclair-eo

brown hair,orange hair,brown eyes,orange eyes,long hair,wavy hair,twin braids,dress,apron,long sleeves,bow,ribbon,sunflower,hair flower,sunflower hair ornament,hair ornament,sandals,