Kotodama DB

Japanese onomatopoeia, mimetic words, and nuance — explained in English

Learn what words like doki-doki, fuwa-fuwa, and zawa-zawa really mean, how they feel, and when they sound natural.

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ドキドキ

doki-doki — Heart-pounding (with excitement or nervousness)

Describes the sound or physical sensation of a fast-beating heart due to strong emotions like love, fear, or excitement.

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Doki-doki vs Waku-waku

Doki-doki is the physical thumping of the heart (often involving nervousness), while waku-waku is the internal bubbling of pure positive excitement.