How do you say narrow in Japanese?
— 狭い (せまい, semái)

Related synonyms for narrow in Japanese
minute分 (ふん, fun; ぷん, pun)
Generic synonyms for narrow in Japanese
change変化 (へんか, henka); 変更 (へんこう, henkō)
sound音 (oto)
Antonyms for narrow in Japanese
wide広い (ひろい, hiroi); 幅広い (はばひろい, habahiroi)