Established in 1944 at Telok Ayer, Ya Kun is a humble café that has grown into one of the nation's most renowned brands. Loi Ah Koon, widely acknowledged as the founder, introduced Ya Kun Kaya Toast at the first Singaporean coffee shop. They offered the iconic Singapore-style breakfast of kaya toast paired with a slab of butter, soft-boiled eggs, and freshly brewed coffee.