Hirai Momo (Ji̍t-pún-gí: 平井 もも; 1996 nî 11 goe̍h 9 ji̍t chhut-sì ), gē-miâ Momo (Hân-kok-gí: 사나), sī Ji̍t-pún chhut-sin ê Hân-kok cha-bó͘ koa-chhiú. I taⁿ sī lú-chú thoân-thé Twice ê sêng-oân.