What Is Toto 4D? Toto 4D, a lottery game operated by Singapore Pools, is a very popular game. The company is responsible in the country for all lottery legal operations, which includes raising funds for social and charitable purposes. Draws are held every Wednesday on a Saturday, Sunday and Wednesday. https://sports-toto-site45530.blog-kids.com/30390552/the-next-big-trend-in-the-sport-toto-official-website-industry