東亜建設工業 とうあけんせつこうぎょう Meanings Noun Toa Corporation Kanji 東 east. Read as トウ. 亜 sub- 建 build. Read as ケン. 設 set up. Read as セツ. 工 craft. Read as コウ. 業 business. Read as ギョウ. Jinuma: Japanese Dictionary · Word lists