Some laundromats have Specific sneaker washing and drying equipment. It is possible to check out searching using the expression “コインランドリー スニーカー” (coin laundry sneaker) to seek out one that is close by. Instructions might or might not be in English, but commonly you set the sneakers into your washing device, https://commerciallaundryservicestips.blogspot.com/2024/03/5-essential-tips-for-efficient-and.html