彼(かの)女(じょ) kanojoは wa流(りゅう)行(こう) ryuukouに ni敏(びん)感(かん) binkanである dearu。 She is sensitive to fashion trends. Literal She [topic-は] trends [to-に] sensitive is. 敏感 (びんかん, 'sensitive') is a na-adjective that takes に for what one is sensitive to. である is the formal copula. 流行に敏感 is a set phrase for describing someone fashion-conscious. clothingpersonality~である (formal copula)
彼(かの)女(じょ) kanojoは wa流(りゅう)行(こう) ryuukouに ni敏(びん)感(かん) binkanである dearu。 She is sensitive to fashion trends. Literal She [topic-は] trends [to-に] sensitive is. 敏感 (びんかん, 'sensitive') is a na-adjective that takes に for what one is sensitive to. である is the formal copula. 流行に敏感 is a set phrase for describing someone fashion-conscious. clothingpersonality~である (formal copula)