Words Bubble Up Like Soda Pop/Trailers

The latest trailer for Words Bubbling Up Like Cider (サイダーのように言葉が湧き上がる Cider no Yō ni Kotoba ga Wakiagaru) was dropped on June 22nd on YouTube.

Overview from video description
After meeting one bright, sunny day, a shy boy who expresses himself through haiku and a bubbly but self-conscious girl share a brief, magical summer.