N3 · Structured courses

～wo Tooshite: Through / Throughout

Learn wo tooshite for "through" (medium) and "throughout" (duration). This lesson combines form, context, examples, common mistakes, and practice so you can use the pattern in real communication.

12 minNihongo Hub Editorial TeamPublished 2026-06-06Updated 2026-06-06

Learning objectives

  • Lesson goals: Learn wo tooshite for "through" (medium) and "throughout" (duration).
  • Form and connection: [Noun] を通とおして
  • Nuance in real use: 通す originally means "to let pass through" — を通して portrays a medium as a passageway. Japanese has many spatial metaphors for abstract relationships, and this is one.

Form and connection

[Noun] を通とおして

Core Explanation

Learn wo tooshite for "through" (medium) and "throughout" (duration).

Cultural Note

通す originally means "to let pass through" — を通して portrays a medium as a passageway. Japanese has many spatial metaphors for abstract relationships, and this is one.

Practical examples

I get information through the internet.
I learned a lot through experience.
This town is warm throughout the year.

Common pitfalls

Build the base form before adding the pattern

Complete the required conjugation first. Do not keep polite and plain endings at the same time.

Match politeness to the situation

The examples are reliable starting points; relationships and context can still change the most natural wording.

Practice and answers

1. Write the connection formula for this lesson.
Show answer[Noun] を通とおして
2. Explain the meaning of the first example.
Show answerI get information through the internet.
3. Rewrite the final example using this lesson pattern.
Show answerこの町まちは一年いちねんを通とおして暖あたたかい。 ([Noun] を通とおして)

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