Amazon has 10-Lb Botan Calrose Rice (Musenmai) for $9.92. Shipping is free w/ Prime or on $25+ or $35+ orders (minimum requirement varies by location).
Walmart also has 10-Lb Botan Calrose Rice (Musenmai) on sale for $9.92. Select free store pickup where available otherwise shipping is free w/ Walmart+ ( free 30-day trial ) or on orders over $35.