In the same year, his 'flower design vase with iron and cinnabar glaze' (鉄辰砂草花図壷) won the grand prize at the Paris World Exposition (1937) through Kenichi KAWAKATSU's special arrangement.
同じ年、川勝堅一の計らいで「鉄辰砂草花図壷」がパリ万国博覧会(1937年)でグランプリを受賞する。