http://www.mangago.zone/read-manga/uchi_no_tantei_shirimasen_ka/an/uchi-no-tantei-shirimas...

I think the guy on the left center (cat ears with guy on him) is Sex Pistols.

Middle Left: http://www.mangago.zone/read-manga/you_re_my_loveprize_in_viewfinder/
Top Centre:
http://www.mangago.zone/read-manga/haru_wo_daite_ita/
Bottom Centre:
http://www.mangago.zone/read-manga/haru_wo_daite_ita/

Sorry I can't do more, I do recognise some more but can't remember where from.

Oops, last one was http://www.mangago.zone/read-manga/yebisu_celebrities/