erotic, sexual, sexy

地中海: Mediterranean Sea

父親: father

乳押さえ: bra (brassiere)

breasts pointing in opposite directions away from the body; splayed breasts

“a hundred days of sermonizing, one fart” → a metaphor for how something that one has put great effort into can come to nothing after even a slight mistake, much as a hundred days of serious spiritual study can be lost to the winds

基礎的: fundamental, basic

奇跡的: miraculous

a janitor (of a school)

hoshuko, "supplementary studies school": school for overseas Japanese children