do you remember which chap that Ijuuin's assistant appear? the chap that Misaki saw the Ka...

It's vol.16 chap.4 page 14 :)

thank you so much. May I ask you about the chap that Misaki go to Ijuuin place to give or to take some paper for work?

Hi ! There are several chapters where Misaki goes to home of Ijuuin, I'll puts them all:
vol.13 chap.2 to take the manuscript
vol.15 chap.4 page 19 bring documents and gifts
vol.17 chap.2
chap 77 page 11
vol.16 chap.3 it's not for work, but he goes to Ijuuin with his friend.
I think that's all. I hope I could help you find what you were looking. :) (sorry for my english ^^)

Hi ! There are several chapters where Misaki goes to home of Ijuuin, I'll puts them all:
vol.13 chap.2 to take the manuscript
vol.15 chap.4 page 19 bring documents and gifts
vol.17 chap.2
chap 77 page 11
vol.16 chap.3 it's not for work, but he goes to Ijuuin with his friend.
I think that's all. I hope I could help you find what you were looking. :) (sorry for my english ^^)
(sorry sorry for the same second message below)

It's ok, thank you so much. ^^

You're welcome :)