On May 25, the same year, the railway technology research laboratory (present Railway Technical Research Institute) reported in the lecture meeting commemorating the 50th anniversary of the laboratory that, when new broad gauge railways were laid, it would be possible to operate trains on them in three hours between Tokyo and Osaka.
同年5月25日には鉄道技術研究所（現：鉄道総合技術研究所）が、広軌新線ならば東京-大阪間の3時間運転は技術的に可能であるという報告を創立50周年記念講演会で述べた。