Webthe city of tomioka in southwest gunma has become synonymous with the modernisation of industry in japan. Webbased on four essential aspects: “factory girls”, “french culture”, “tomioka silk” and “retro space”, this concept makes your tomioka trip evolve from a simple. Website of a japan’s first modern silk factory. 3. 1 (23) #173 of 208 most visited in japan. The city of tomioka (富岡) in southwestern gunma. Webthe tomioka silk mill in tomioka, gunma prefecture, is a history buff’s ideal destination for a day trip from tokyo. Visitors to the mill can learn about its role in japan’s. Webestablished in 1872, the tomioka silk mill (富岡製糸場, tomioka seishijō) is japan's first, modern silk factory for processing silkworm cocoons into raw silk. Webtomioka, a charming city in gunma prefecture, offers a captivating blend of historical significance, cultural immersion, and scenic escapes. Beyond its claim to fame as the.