Haruji Matsue (松江春次 , Matsue Haruji?) (1878 – 1954) was a Japanese entrepreneur and the first person to manufacture the sugar cube in Japan. He donated money from his successful business to his home town of Aizuwakamatsu. A technical high school, Aizu Kōgyon kōkō (会津工業高校), was constructed using these funds.
Read more about Haruji Matsue: Nanyo Kohatsu Kabushiki Kaisha