/jp/ - Otaku Culture

>>18602217
>例えば「寿司・煤」は、ともに北奥羽方言と雲伯方言で「シシ [sïsï]」、南奥羽方言で「スス [sɯ̈sɯ̈]」と発音される傾向がある。
This but it can happen as a random sound replacement instead of a dialectal feature.

Oh, and by the way, here's a panel from the manga. It clearly says かすら. Get fucked.