I briefly considered listing Wotakoi in my comment, but then
Wotakoi spoiler
like you said, Hirotaka was assertive only when it comes to games. After the first episode, he just went with the flow and as such, Narumi was taking the lead 90% of the time.
If by being assertive you mean knowing what they want, then I’d say Wotakoi. One of my favourites in general.
I briefly considered listing Wotakoi in my comment, but then
Wotakoi spoiler
like you said, Hirotaka was assertive only when it comes to games. After the first episode, he just went with the flow and as such, Narumi was taking the lead 90% of the time.
True, it depends on where you want them to be assertive.