"Work Guidelines for Scaffolding Assembly and Other Construction Work Work Supervisor Skill Training Textbook" Edited and Published by: Japan Construction Occupational Safety and Health Association (JCOSHA) 4th Revised 5th Edition, December 10, 2020 "Lead Work Supervisor Textbook" Central Labor Accident Prevention Association June 29, 2022, 5th Edition, 3rd Printing Price: 1760 yen "Organic Solvent Work Supervisor Textbook" Central Labor Accident Prevention Association January 18, 2022, 9th Edition, 6th Printing Price: 1980 yen "Oxygen Deficiency Hazard Work Supervisor Textbook" Central Labor Accident Prevention Association February 4, 2022, 5th Edition, 3rd Printing Price: 2310 yen "Grinder Safety Handbook Textbook for Special Training on Replacing and Test Running Grinding Wheels" Central Labor Accident Prevention Association January 20, 2023, 1st Edition, 14th Printing Price: 1320 yen "Aerial Work Platform Operator Textbook Skill Training Textbook" Japan Construction Occupational Safety and Health Association December 26, 2018, Revised 6th Edition "Slinging Work Personnel Handbook Textbook for Slinging Skill Training" Japan Crane Association March 10, 2020, Revised 2nd Edition Price: 1500 yen + tax "Skill Training Textbook Operation of Small Mobile Cranes" Japan Crane Association August 1, 2019, Revised 2nd Edition Price: 1550 yen + tax This is a set of the above 8 books. All books have writing, folds, and stains. There is writing in pencil and pen. Please refrain from purchasing if you are sensitive to these issues. Please purchase if you understand that these are used books. Instant purchase is OK.