For inquiries or information

TEL: +81-80-1928-8778


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Business hours

9:00 ~ 17:00 (Monday ~ Friday)

試行錯誤   Trial and error 

Chapter 4 Birth of Setsuden-mushi (a profitmaking device) One hour in the latter half of the two hours from 4:00 am

午前4時からの2時間の内の後半の1時間  開発は試行錯誤  


Serially posted in English every Friday.