四十 - Wiktionary
四十 (hiragana よんじゅう, rōmaji yonjū, alternative reading しじゅう, rōmaji shijū, alternative reading よそ, rōmaji yoso, alternative reading よそじ, rōmaji yosoji).
更多資訊〈四十 : forty, 40... : sì shí | Definition | Mandarin Chinese Pinyin English ...〉