a machine used for performing calculations; a calculator / computer

calculating

use one thing for many purposes / work someone hard

to use one's head

keeping things in order, organization and tidiness

spruce up

(computer science) data structure

Alternative form of ソフトウェア (sofutowea, “software”)

(computing) Software that provides word processing functions on a computer, typically including typeface selection, line justification and other formatting, pagination, and numerous other features. Compare (テキストエディタ) text editor.

soft tennis