1girl, 3boys, aged_down, bath, bathing, bathtub, black_hair, blonde_hair, blue_hair, bodypaint, child, closed_eyes, colored_inner_hair, convenient_censoring, crying, daybit_sem_void, fate/grand_order, fate_(series), holding, holding_water_gun, izcalli_(fate), long_hair, multicolored_hair, multiple_boys, no_eyewear, nobicco, nude, partially_submerged, profile, purple_eyes, rubber_duck, same-sex_bathing, shared_bathing, short_hair, shoulder_tattoo, soap_bottle, soap_bubbles, soap_censor, steam, stuffed_toy, tattoo, teardrop, tenochtitlan_(fate), tezcatlipoca_(fate), towel, towel_on_head, water_gun, wet