A local sushi restaurant is expanding, opening a second location on Sioux City's North Side. Koi Express Sushi and Ramen is opening up in the Floyd Hills Centre strip mall on Floyd Blvd, filling the hole left by the departure of Taco Bell last fall. It's the second restaurant for the owners of Koi, after opening "Koi Sushi and Steakhouse" on Hamilton Boulevard in 2020. The new restaurant should be open sometime during the week of March 7th -.