ROSEVILLE, Calif. — Round1 Bowling & Amusement opens Saturday at the Westfield Galleria in Roseville. At Round1, visitors can expect to find bowling, arcade games, billiards, karaoke, and other activities in an indoor facility complex. “We’re excited to be a part of the largest city in Placer County and the thriving metropolitan area of Roseville. We hope to bring fun and a unique experience to the entire community and share in the community’s vibrancy,’ said Shane Kaji, Executive Vice President of Round1 in a statement.