That is the main reason why many of roku-shaku, Etchu and other individual fundoshi loincloths are very often drawn in a way that they cannot be distinguised in comics and animations, and this is also due to the lack of knowledge of the writers.
そのため漫画やアニメに登場する褌は、作者の知識不足もあって六尺、越中といった描き分けが明確でないことが非常に多い。