New, unopened, Cee-Bee-Ess Acidic Toilet Cleaner, 800ml, 4 bottles Amazon price: ¥1,193 ● Cleans, disinfects, and deodorizes in a single application, powerfully breaking down yellowing, blackening, and water stains on toilet bowls and tile grout. ● Also effective in preventing foul odors caused by things like urinary scale.