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回数 (かいすう) Japanese meaning | Kotomora
Common word JLPT N3 Freq. Frequency Top 5,000 Meanings 1
noun
number of times ; frequency ; count
Refers to how many times something happens or is done. Often used with counters or in phrases like 回数券 (coupon tickets) and 回数制 (a system based on number of uses).
You can use a coupon ticket on this bus.
Similar words 度ど 数すう 度数 also means 'number of times' or 'frequency', but is more common in technical or statistical contexts (e.g., 度数分布 'frequency distribution'). 回数 is more general and everyday.
頻ひん 度ど 頻度 means 'frequency' in the sense of how often something occurs within a time period. 回数 focuses on the count itself, while 頻度 emphasizes the rate.
Etymology Compound of 回 (かい, 'time, occurrence') and 数 (すう, 'number'). The meaning is transparent from its components.