- Romaji: Time Travel Shoujo: Mari Waka to 8-nin no Kagakusha-tachi
- Native: タイムトラベル少女～マリ・ワカと8人の科学者たち～
- Synonyms: Mariwaka
Mari Hayase is on a mission to go back in time and meet eight of the most prominent scientists and inventors in history. With the help of her two friends Waka Mizuki and Jun Mizuki she’ll find herself up close and personal with famous figures like Benjamin Franklin, Alexander Graham Bell, Thomas Edison, and so many more! What’s her purpose and mission? Hopefully not getting stuck in the past!