Hiroshi Sakai

• Sugae Masumi to Ainu
• Transactions on Rough Sets XIV
• Amorphous silicon p-i-n diodes
• Hanamori Yasuji no shigoto
• Ōkina mugen to chiisana mugen no sōgo kankei
• Rough Sets, Fuzzy Sets, Data Mining and Granular Computing Pt. II
• すぐに役立つ冠婚葬祭の心得