About YANAGIBASHI Kunio
About TAKENAKA Corp.
About INOUE Kazumasa
About TAKENAKA Corp.
About SEKO Shigeki
About TAKENAKA Corp.
About TSUJI Daijiro
About TAKENAKA Corp.
About 竹中技術研究報告(CD-ROM)
About waste wood
About Waste treatment
About Aggregates
About コンクリート用骨材
About 循環利用
About 研究