detective; investigator; sleuth; detective work; secret investigation
(written) work; book; writings
September; ninth month of the lunar calendar
(our) company; (my) company; small company; small shrine
ebook; e-book; electronic book; digital book
double circle (indicating "very good" on a piece of school work)
terminal; computer terminal; information access device (smartphone, tablet, book-reader, etc.); end (e.g. of a roll of film)
link; directory entry; rink
contacting; getting in touch; communication; call; message
deletion; elimination; erasure; striking out