じんこうもんだいけんきゅうじょ 人口問題研究所 LinksSentence search for 人口問題研究所Sentence search for じんこうもんだいけんきゅうじょKanji details for 人, 口, 問, 題, 研, 究 and 所Edit in JMdict Noun1. Institute of Population ProblemsOrganization nameOrganization2. Institute of Population Problems Discussions Log in to talk about this word.