In the emergency situation that the lifeline such as electricity, gas, and water is affected, it is very often difficult to secure hot water and Kappumen is useless in such a case.
電気・ガス・水道などライフラインが影響を受ける非常事態では、お湯の確保が困難な場合が多く、その場合はカップ麺は役に立たない。