"Joho Shori Kyokasho Derutoko Dake! IT Passport 2025 Nenban" (Information Processing Textbook: Only the Important Parts! IT Passport 2025 Edition) Hisako Shirota Price: ¥1580 Purchased in June 2025, but never used, so I am selling it. Brand new, unused. #HisakoShirota #Shirota_Hisako #Book #Electrical/Mechanical/ElectronicCommunication