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Proverb / Kotowaza

意気投合

ReadingいきとうごうRomajiiki tougou

When two or more people's feelings, thoughts, or attitudes perfectly align.

spirits fitting together

Quick Answer

When two or more people's feelings, thoughts, or attitudes perfectly align.

Literal Image
spirits fitting together
How to Use It
Can be used when meeting someone new and discovering shared interests, or when a group reaches a unanimous and enthusiastic consensus on a plan.

Meaning

This expression describes a situation where people find themselves in complete harmony or agreement with one another. It implies an instant connection or a deep mutual understanding where perspectives match perfectly.

Literal Image

spirits fitting together

How to Use It

Can be used when meeting someone new and discovering shared interests, or when a group reaches a unanimous and enthusiastic consensus on a plan.

Tone

Used in neutral or positive contexts to describe successful social or professional connections.

Examples

01

初対面の人と趣味の話で意気投合した。

I hit it off with someone I met for the first time while talking about our hobbies.

02

彼とはすぐに意気投合して親友になった。

I hit it off with him immediately, and we became best friends.

03

その場の全員が意気投合し、プロジェクトが発足した。

Everyone present was in complete agreement, and the project was launched.

Learning Notes

Key Vocabulary

Estimated LevelN2Confidence: High
Estimate, not an official JLPT list

While the kanji are straightforward, the yojijukugo format and specific combination of 'spirit' and 'matching' require some familiarity with idiomatic Chinese-origin compounds.

意気

いき / iki

spirit, disposition, or mental attitude

投合

とうごう / tougou

matching, fitting together perfectly, or agreement

Usage Profile

NeutralReassuringThis proverb is yojijukugo.?Yojijukugo is a Japanese four-kanji expression that works as one fixed phrase.

Misread Risk

It is specifically about thoughts and feelings matching; it cannot be used for physical objects fitting together.

Search As

意気投合いきとうごうiki tougouikitougouiki-tougou

Kanji in This Proverb

Related Proverbs

Similar馬が合う
Similar肝胆相照らす

Origin

The term is composed of 'iki' (意気), which refers to one's feelings or mental attitude, and 'tougou' (投合), which means to fit together perfectly. Together, they describe the state of mutual understanding and harmony between people.

Index

Topics, Situations, and Tags

01

Topics

Social RelationshipsConflict and Harmony
02

Situations

Explain an Unexpected Outcome
03

Tags

❤️Relationships👥Social Dynamics

Source Note

Where did this entry get its data from? The reference links are listed below. To understand how to read this section, see Data Sources.

Published
2025-12-29
Updated
2026-05-08
Source 1: tomomi965.comSource 2: tomomi965.comSource 3: tomomi965.comKanji Vocabulary: Kanji.Jepang.orgAbout Data SourcesReport a Correction

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