Nichinoken 4th Grade 2021 Academic Year National Open Mock Exam This includes 5 sessions from September to January. It contains problems for 4 subjects: Japanese, Math, Science, and Social Studies, with answers and explanations. Answer sheets are not included. 2021 Academic Year Nichinoken 4th Grade, Second Semester, All 5 Sessions 4 Subjects, with Answers and Explanations With writing 2021.9.4 2021.10.9 2021.11.6 2021.12.4 2022.1.9 There is writing in pencil, which can be erased. Some writing is in ballpoint pen. Please use this to help your child prepare. Please understand that this is a used item that my child has used. Thank you.