Nichinoken (Nichinoken is a Japanese cram school) 6th Grade Summer Course Special Tests 1-4, 2021 Edition All 4 subjects included. With distributed answer keys and explanations. ◆ Writing in pen and pencil present. There is writing as the tests have been redone. With explanations and answers. Answer sheets are not included. Items will be delivered as is. Also, as this is a copyable product, returns are not accepted. How about using these for home study? Please note that as this is a personal inspection, there may be oversights. Thank you for your understanding. Thank you for viewing.