教きょう本ほんきょうほんFreq.FrequencyTop 50,000Meanings1nountextbook; manualRefers to a book used for teaching or learning a specific subject, often in formal or structured settings.この教きょう本ほんは初しょ心しん者しゃ向むけに書かかれています。This textbook is written for beginners.ピアノの教きょう本ほんを買かいました。I bought a piano instruction book.