波

Wave

Level 38

How this kanji evolved

Explore each form from the oldest known stage to today.

The character 波 (bō) evolved from ancient pictographs representing water movement. In Liushutong, L08609 shows the earliest form with 水 (water) combined with 皮 (skin/surface), creating the meaning 'ripples on water's surface' or 'waves.' This composition poetically captures how waves appear like the 'skin' of water when disturbed. Over centuries, the character simplified while maintaining its core elements, extending metaphorically to mean 'unexpected events' (风波 - wind and waves) and 'influence that spreads' (波及 - to spread affect). Arrived in Japan: The character 波 likely arrived in Japan during the 5th-6th centuries CE along with the broader introduction of Chinese writing system through Buddhist texts and cultural exchange. It appears in early Japanese documents like the 8th century Man'yōshū poetry collection, where it was used both for its meaning 'waves' and in phonetic applications.

Reading reference

Onyomi (音読み)

ハ

Kunyomi (訓読み)

なみ

Related Vocabulary

荒波
raging waves, stormy seas, hardships, troubles, adversities
超音波
ultrasonic waves, ultrasound
津波
tsunami, tidal wave
電波
radio wave, reception, signal, saying strange things
波
wave, billow, ripple, breaker, swell, ups and downs, (something) advancing step by step, (something) surging forward inopposably, succession of changes, tendency, (new) wave
波紋
ripple, ring on the water, repercussions, Japanese slit drum, instrument made of iron with slits on top; makes a rippling sound