A yellow diamond with a black border showing vertical black lines, one of which bends across and merges into the next.

This sign obliges vehicles to move into the left lane.

この標識は、左側の車線へ移ることを車に義務づけている。

This statement is FALSE

Explanation

False. This warning sign tells you the number of lanes drops; which lane ends depends on the road itself. If you are in the lane that ends, move over early.

About this sign

Name: Lanes merge車線数減少
What it means: Warns that the number of lanes is reduced ahead.

Original text

車線数の減少始点の手前五十メートルから二百メートルまでの地点における左側の路端

Source: Order on Road Signs, Road Lines and Road Markings — 道路標識、区画線及び道路標示に関する命令別表第一（第二条関係）車線数減少（二一一） · Prime Minister's Office / Ministry of Construction Order No.3 of 1960

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

This sign obliges vehicles to move into the left lane.

Explanation

About this sign

Original text

Guides that explain this

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