About MATSUMOTO KEN'ICHI
About 日新製鋼 呉製鉄所
About NAGAI HIDEAKI
About 日新製鋼 呉製鉄所
About KURITA TOSHIYA
About 日新製鋼 呉製鉄所
About TANIGUCHI KAZUHIRO
About 日新製鋼 呉製鉄所
About YAMAGA SADAHIKO
About 日新製鋼 呉製鉄所
About NARAHARA HIROSHI
About 日新製鋼 呉製鉄所
About 材料とプロセス
About steel works
About Rolling equipment
About 呉
About 熱延
About 設備
About 改造
About 概要