Aruku Hito

In both shows the leads are socially awkward outcasts. They also idolize their popular love interest.

In both dramas the protagonist enjoys daily excursions at different places, usually alone and mostly in silence.
They have similar vibes: a feel-good, soothing experience, depicting the magnificent scenery and natural wonders of nature.

They both share the same slow appreciation of nature and the landscape. Little Forest could easily be one of the places visited in Aruku Hito