Agaroot Land and House Investigator Exam Complex Number Calculation Text & New Ruler Usage Lecture & Original Triangle Ruler SUGOOOI 2.0 Supervised by Instructor Nakayama Although these are materials from previous years, the drawing methods and complex number calculation methods remain unchanged regardless of the latest version, and can be used without any problems for 2026. The New Ruler Usage Lecture text explains the recommended tools of Instructor Nakayama necessary for drawing, starting with explanations and then proceeding to actual drawing procedures and methods, allowing you to learn drawing methods with this text alone. The Complex Number Calculation text explains in detail the coordinate calculation method using complex numbers, and the actual calculator input method using fx-jp500, step by step. The practice problems at the end of the book are a culmination of intersection calculations, allowing you to develop processing skills such as which memory to input which point into. The triangle ruler is a masterpiece that Instructor Nakayama pursued for ease of use, ease of writing, and ease of viewing, as well as the accuracy of the ruler itself, to help examinees pass the exam. This product is an updated version, and as a countermeasure against the time-consuming reading of scales when creating building drawings, the 1/500 scale has been extended with auxiliary scales every 5m, allowing for quick reading, and a line has been added to match the drawing frame lines of the paper. [Items to be shipped] Complex Number Calculation Text (Slightly scratched and dirty) New Ruler Usage Lecture (No noticeable scratches or dirt) Original Triangle Ruler SUGOOOI 2.0 (Almost unused) 2024 Past Questions Land/Building Model Answer Drawings (Brand new/Bonus) [Condition Description] Both texts will be delivered with new book covers. [Complex Number Calculation Text] The contents have slight stains due to normal use, but there is no major damage, and there are very few writings with pens, etc. [New Ruler Usage Lecture] The contents are clean without any particular damage, and there are very few writings with pens, etc. [Triangle Ruler] A very beautiful item with only the non-slip tape recommended by Instructor Nakayama attached. The tape has been carefully and cleanly removed so as not to leave any adhesive residue. Due to careful storage, there is nothing that interferes with the drawing accuracy, such as warping/distortion. [Packaging Method] After waterproofing, the texts will be placed in a clear file and an envelope, The triangle ruler will be double-wrapped in a cushioning bag to prevent breakage, and shipped in a Mercari-bin cardboard box with a "Keep Wet/Fragile" label.