This is "Eikaiwa Rokushukan" (Six Weeks of English Conversation), an English conversation learning教材 published by Obunsha, using cassette tapes. The set includes one small paperback-sized textbook and three cassette tapes, designed to help learners acquire basic to practical English conversation skills through six weeks of study. With its thorough and systematic content, typical of educational materials from the Showa era, it's also recommended as a retro educational material and language learning collection. Publication Information ・First edition: 1962 ・Second edition: 1977 ・Reprint: 1983 (This item) [Contents] ・Textbook: 1 ・Cassette tapes: 3 ・Dedicated case (book-shaped) [Condition] ・Cassette tapes: All playback tested. No noticeable stains. ・Textbook: No writing, tears, or major stains. 　※ Approximately 6mm tear, wrinkles, and scratches on the upper back cover (see image). ・Case: Damage to the lower left corner when opened (see image). ※ Please purchase only if you understand the condition of this vintage item.