100studio is an animation production company located in Kamiogi, Suginami, Tokyo. Their name comes from the three of their ideals. As it is listed on their site: -100% Passion -100 Hundreds of possibilities -100 Over 100 years (most likely referring to creating quality animation for over 100 years to come) The three ideals that gave birth to our studio name are embedded in every piece of content we create, and we aim to deliver them to the hearts of people around the world. We were founded as a studio that supports creators, with the goal of "enriching people's hearts through animation." We believe that connecting production (Produce) and creation (Production) and leveraging the individuality of creators will result in captivating works, and we are determined to produce animation works for the entire world to enjoy. (Source: Official studio site description)