In 1903, the Japan National Railways model 230 steam locomotive with an axis arrangement 1B1 tank machine was completed at Kisha Seizo founded by Masaru INOUE and his group.
1903年、井上勝が中心となって設立した汽車製造で軸配置1B1タンク機の国鉄230形蒸気機関車が完成。