Shall we date? Eternal Vows: Love Beyond Time

Originally released as Nise no Chigiri in Japan for PSP & PC. Published by NTT Solmare in English for iOS and Android.

You, as an ordinary student, suddenly slip back to medieval Japan. With “Nokizaru”, a unit of ninjas you meet there, you'll leap into the famous “Warring States” period! How will your story come to an end? You're the heroine of this bittersweet story of love beyond time!