The "School Route" sign marks a section used by university students going to their university.

Explanation

Sign No. 79 marks a section used by children going to elementary school, kindergarten, or nursery school. It concerns small children, not university students, so drive with extra care. (Source: Rules of the Road, Appendix Table 3: Types and Meanings of Signs and Markings)

Guides that explain this

• Japanese Signs That Mean the Opposite of What You Assume: Crosswind, End of Restriction, Minimum Speed
• Japanese Road Signs on the Written Test: The 5 Types Explained

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