いしいこうさくけんきゅうじょ 石井工作研究所 LinksSentence search for 石井工作研究所Sentence search for いしいこうさくけんきゅうじょKanji details for 石, 井, 工, 作, 研, 究 and 所Edit in JMdict Noun1. Ishii Tool & Engineering CorporationCompany nameCompany2. Ishii Tool & Engineering Corporation Discussions Log in to talk about this word.