9record
itoyouji
dental floss
ooraru kea
oral care
kuchi o arau
to rinse one's mouth
kuchi o susugu
to rinse one's mouth
shikou jokyo
plaque removal
shiseki jokyo
scaling
ha o migaku
to brush one's teeth
hamigaki(o)suru
to brush one's teeth
hamigaki
brushing one's teeth