This paper deals with a practical application of “Weveless Bow” theory, has been developed by Prof. T. Inui & T. Takahei. In spite of a high speed practical ship form is treated for the subject of study, the results of experiments and calculations prove that the large bulbous bow according to “Waveless Bow” theory is certainly effective. Seaworthiness and turning qualities on the same ship form will be mentioned in next reports.