Subjects carry different weights
Crane and Derrick Operator
Scored by points, not by the number correct.
129 written-exam questions for the crane-limited licence, scored with the real 30/20/30/20 weighting so you can see why equal counts can differ in result.
129 original questionsWeighted pass simulation20- and 40-question mocks
129 questions

Before you start
- iOS app
- クレーン・デリック運転士 学科 一問一答
- What it does
- Practice the crane-limited written exam with scoring that follows the real subject weights.
- Content and features
- 129 original questions / Pass judged on 30/20/30/20 weighting / 20- and 40-question mock exams
- Requirements
- iOS 16.0 or later
- Free access and purchases
- A limited free trial is available. A one-time in-app purchase unlocks further questions and mock exams; see the app for current limits and price.
- Before choosing
- Japanese-language exam practice covering the crane-limited written exam only. Independent of the exam authority, with no pass guarantee.
iOS facts checked: · Current App Store listing and purchase terms ↗
3-MINUTE CHECK
Try three questions.
Can you recall the reason?
The mini diagnostic is in Japanese, with a short explanation after each answer. No sign-up is required.
QUESTION 1 / 3
つり上げ荷重と定格荷重の関係について、正しいものはどれか。

CONTINUE IN THE APP
Continue in a study environment built for this exam.
Move from focused repetition to exam-format mock tests while keeping your study history.
This page and app are independent study aids, not official exam-authority products. Check current official information before taking an exam.