Anime/Manga in this world

Confirmed:

-Your lie in April

-Nisekoi

-My love story

-History's strongest disciple Kenichi (limited elements, meaning Yami is not a complete threat and does not have strong hold in Japan)

-A Silent Voice

Maybe:

Beelzebub

Nodame Cantabile

Saenai Heroine no Sodatekata

Lookism

Girls of the wild

Kuzu no Honkai

Keep in mind your suggestions are noted, so this might not be the complete list. Also no heavy supernatural elements like High-school DXD or anything like that.