My Journey to Pick up Girls in Another World

I am an average student in school! I've traveled through time! I got an artifact! I have secrets to pick up girls in another world! Lolita, royal sister, uniform, daughter, princess, nation... All are under my control! Want to see how I pick up girls? Want to learn how to pick up girls? Want to know what girls think? Want to know your sister's hobbies? Come on… I'm waiting for you in another world... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.