According to that this one has 17 chapter:
http://mangasupa.com/manga/kashikomarimashita_destiny
So don't believe everthing you seeヾ(❀╹◡╹)ﾉ~
That's the wrong manga. The one OP posted is the right one
Dear, that's another example of the wrong information. Whichever manga you choose there is always 5 more chapters according to that site (which is wrong). Try and see ok? I gave and example.
an example. Sorry.
http://mangasupa.com/manga/kirei_ni_shiteyo According to this site, there are actually 8 chapters, but it's listed as completed here, so which is it? I would love for there to be more chapters, so I hope it's true.