Class-1 Electrician - PassRun
551 questions, mocks, mistakes
Free · Designed for iPad. Not verified for macOS.
Everything you need for the Japanese Class-1 Electrician (第一種電気工事士) written exam, in one app.
551 original practice questions written along the official syllabus, every one with an explanation.
No sign-up, no internet connection required — start studying the moment you install it.
■ Mock exams in the real format
- 50 questions (30 general + 20 wiring-diagram) with a 140-minute limit
- Instant pass/fail: 2 points per question, 60 out of 100 to pass
- Jump to any question from the answer-sheet view, just like the real CBT
- Pause and resume where you left off
- 5 full rounds with no repeats
■ A mistake notebook that thins itself out
- Wrong answers are collected automatically
- Three correct answers in a row graduates a question off the list
- Add your own note to any question
- Filter by area, sort by how often you missed it
■ Study by the 9 areas of the syllabus
- Basic electrical theory (Ohm's law, power and heat, AC, three-phase)
- Distribution theory and wiring design (voltage drop, allowable current, feeders, branch circuits)
- Machines, wiring devices, materials and tools
- Installation methods (wiring methods, connections, earthing)
- Inspection methods (completion inspection, insulation and earth resistance)
- Wiring diagrams (symbols, two-line diagrams, reading the plan)
- Safety laws and regulations
- Short, focused sets by sub-topic, with the answer and explanation right after each tap
■ Statistics that show your weak spots
- Accuracy per area, so weak areas surface on their own
- Score trend across your mock exams
- Last two weeks of study time and your daily streak
- "Weak-point drill" that gathers only your lowest-accuracy questions
■ And more
- Random mock: choose the range and the number of questions
- Bookmarks for the ones you want to come back to
- Search across question text, options and explanations
- Dark mode and adjustable text size
- Shuffle questions and options so you don't memorise positions
- Your study records stay on the device and are never sent anywhere.
- The questions are original practice questions written along the syllabus, not the actual exam papers.
For official information such as schedules and applications, see the exam centre site (shiken.or.jp).
- Contact: seohcz1@gmail.com
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· Report a question error right from the quiz screen
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Information
- Seller
- hyuncheol seo
- Size
- 69.6 MB
- Category
- Education
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 Hyuncheol Seo