Nobuhiro Sugiyama has a character design credit for Nisekoi.
character design
TV anime / 2014
TV anime / 2016
TV anime / 2015
TV anime / 2017
TV anime / 2010
TV anime / 2007
TV anime / 2022
TV anime / 2008
OVA / 2016
animation director
OVA / 2012
ONA / 2015
TV anime
chief animation director