Ch. 4 · 第１節 運転に当たつての注意
You must not drive when fatigued.
[True / False · Easy]
Answer: True
Explanation
At the end of the Rules of the Road, Chapter 4, Section 1, 3, it clearly states as a prohibition: "You must not drive when fatigued." Driving while fatigued is also prohibited by law.
Source: Ch. 4 · Section (第１節 運転に当たつての注意) · 3 過労のときは、運転してはいけません。
See the glossary for definitions of key terms.