Individual itineraries and the circulation of scientific and technical knowledge in East Asia (16th–20th centuries)

Blast furnace no. 1 put into operation (first blow in) at Yawata Steel Works 鞍山製鉄所

Official opening ceremony of the Imperial Yawata Steel Works 八幡製鉄所

460 coke ovens of beehive-type in operation　at Yawata Steel Works 八幡製鉄

Nôro Kageyoshi 野呂景義 was asked to come and help resovel the crisis at Imperial Yawata Steel Wokrs 八幡製鉄

Blast furnace no. 1 restarted at Yawata Steel Works 八幡製鉄 under the supervision of Noro Kageyoshi

Blast furnace no. 1 restarted (second blow in) at Yawata Steel Works 八幡製鉄

Continuous operation for 2140 days

90 Haldy-type coke ovens were put in operation at Yawata Steel Works 八幡製鉄

Nakamura comissioned Shimomura to build Semet-Solvay coke ovens at Yawata Steel Plant 八幡製鉄所

Blast furnace no. 2 put into operation (first blow in) at Yawata Steel Works 八幡製鉄 under the supervision of Noro Kageyoshi

Continnuous operation for 2295 days

Kuroad Taizô, fresh out of university arrives at Imperial Yawata Steel works at the onset of the Solvay coking plant totaling 150 ovens lead by Shimomura Kôtaro

Shimomura Kôtaro leads the building of six batteries of 25 ovens each at ImperialYawata Steel Works 八幡製鉄所

The construction of three batteries of Solvay-type coke ovens of 25 each (75 ovens total)

Put into operation under supervision of Shimomura Kôtaro