Level IV of XX on the frequency path
Frequency rank 421 / 2,608
Frequent enough that you will keep running into it once you read past headlines.
More common than 満 (Full), less common than 球 (Sphere).
The self (自) breathes with its heart (心) — your own heart beating is the rhythm of your breath.
息 is rank 421 of 2,608 in published Japanese.
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