冊数 (さっすう)number of books

冊数, its kanji, and other words that share them.Open this graph

Kanji in 冊数

冊子さっしbook; booklet
小冊子しょうさっしbooklet; pamphlet
別冊べっさつseparate volume; extra issue
一冊いっさつone copy (of a book, magazine, etc.); one volume
冊さつcounter for books
分冊ぶんさつseparate volume; fascicle
短冊たんじゃくlong, narrow card on which Japanese poems are written (vertically); strip of paper
冊子版さっしばんprinted edition (as opposed to digital)
多数たすうlarge number (of); many
定数ていすうfixed number; quorum (for an assembly)
数かずnumber; amount
数字すうじnumeral; figure
少数しょうすうsmall number; few
複数ふくすうplural; multiple
半数はんすうhalf the number
過半数かはんすうmajority

See how 冊数 connects to the rest of Japanese.