Ts'ao also turned his hand to writing papers, which happened to come to the attention of Professor Iwao Seiihi, who had just returned to Japan. Professor Iwao helped him obtain a oneyear grant from UNESCO to study with him in Tokyo.
這時候，曹永和也開始試著撰寫論文，沒想到發表後，頗得當時已返回日本的岩生成一教授的賞識，還為他取得聯合國文教組織一年的獎學金，赴東京研究。