What Is Toto 4D? Toto 4D, a lottery game that is run by Singapore Pools, is a very popular game. This company is responsible in the country for all lottery legal operations, which includes raising funds to support charitable and social purposes. Draws are held every Wednesday, Saturday and Sunday. https://toto-site89815.actoblog.com/30712545/the-reasons-to-work-on-this-sport-toto-official-website