通す

• Reading: とおす
• Romaji: toosu
• Kanji breakdown: 通 (tsuu/tooru/toosu) — pass through, let through
• Pronunciation: /toː.sɯ/

Meaning

To let pass; to put through; to show in; to persist in; to continue.

A Group 1 (godan) transitive verb conjugated with the す row (通さない, 通します). Extremely versatile: 針に糸を通す (thread a needle), 客を部屋に通す (show a guest to a room), 意見を通す (push an opinion through), 最後までやり通す (see something through to the end), 目を通す (look over/skim). The intransitive counterpart is 通る.

Examples

1. お客様を会議室に通してください。 Please show the guest to the conference room.
2. 書類に目を通してからサインした。 I looked over the documents before signing them.
3. 最後まで自分の意見を通した。 I stood my ground and pushed my opinion through to the end.

Usage Guide

Context: business, hospitality, daily life

Tone: neutral

Origin & History

Transitive form of 通る (to pass through). The kanji 通 combines 辶 (movement) and 甬 (a path or corridor), depicting movement along a route — actively making something pass through.

Cultural Context

Era: Classical

Generation: All ages

Social background: Universal