 If you liked Gal Gohan |  ...then you might like Ijiranaide, Nagatoro-san |
Similar setting and story : gal girl teases the male protagonist while the action is taking place in an highschool. Both protagonists are also from a club : while in Nagatoro-san it's an art club, in Gal Gohan it's a cooking club. There's a little difference between the two as in Gal Gohan the girl is also part of the club while it's not the case in Nagatoro-san. The reader also have lots of occasions to see the gal's cute sides.
They are similar because they have a Gal, with the ability to "change" and ration their feelings. The romance is happening and it is extremely gratifying. Their only differences are the male protagonists. And the development is very similar, then who liked one, surely will like the other.