Sun-ouji wa Tsuma ni Naritai

サン王子は妻になりたい • Prince Sun Wanna Be a Wife • Publishing

Synopsis

Keitarou, dreaming of a soulmate, meets a beautiful brown girl(?) Sun. Apparently, he'd promised to marry Sun when they were young—and it turns out he's a prince of the kingdom of Caglionia! Will they find their soulmate in each other!? (Source: Shinchosha, translated)

Recommendations

Shounen☆Princess