EJU Study Guide 2026
Everything you need to pass the EJU exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 EJU Exam Format at a Glance
📚 EJU Topics to Study (24)
✍️ Sample EJU Questions & Answers
1. In an EJU essay, which conjunction best introduces a contrasting idea in formal Japanese writing?
しかし means 'however' and is the standard formal conjunction for introducing contrasting ideas.
2. What type of wave is sound?
Sound is a longitudinal wave because the particles in the medium vibrate parallel to the direction of wave propagation.
3. What does Faraday's Law of electromagnetic induction state?
Faraday's Law states that the induced EMF in a circuit is proportional to the rate of change of magnetic flux through the circuit.
4. The Seto Inland Sea (Seto Naikai) is an enclosed body of water located between which Japanese islands?
The Seto Inland Sea is enclosed by Honshu to the north, Shikoku to the south, and Kyushu to the west, forming a sheltered maritime highway historically important for trade.
5. Find the magnitude of the vector .
Explanation: The magnitude of a vector is calculated by taking the square root of the sum of the squares of its components. In this case, the vector has a magnitude of √(2^2 + (-3)^2) = √(4 + 9) = √13. Therefore, the correct answer is √13.
6. 赤緑色覚異常はX染色体上の潜性遺伝子によって起こる伴性遺伝である。父親が赤緑色覚異常で、母親がその遺伝子を持たない（正常な）場合、生まれてくる男の子が赤緑色覚異常である確率は何%か。
男の子は母親からX染色体を、父親からY染色体を受け継ぐ。この場合、母親は赤緑色覚異常の遺伝子を持たない正常なX染色体しか持っていない。したがって、母親から受け継ぐX染色体は必ず正常なものであるため、生まれてくる男の子が赤緑色覚異常になることはない。確率は0%である。