Usamimi Bouken-tan Sekuhara Shinagara Sekai o Sukue

Usamimi Bouken-tan Sekuhara Shinagara Sekai o Sukue – One day, a young man was suddenly sent to another world.
What appeared in front of him was the self-proclaimed spirit of a pretty girl with rabbit ears growing from her head. This world was in danger of being destroyed and now the two must save it together!