In 2018 Ronny Hansen pursued his friend Yngvar Halvorsen to be a part of Oslo Streetfood. Yngvar has always had a passion for food. His father loves to cook more advanced dishes and enjoys trying new recipes and methods while his mom was the expert on comfort food like pizza, spagetti and sweet dishes. Yngvars wife Ruth is from Hawaii and having tried poke bowls and poke nachos with guacamole at her uncles place they chose to open Hawaii Oslo at Oslo Street food making poke bowls and poke nachos.